JONATHAN CAHILL M.D.
Prescription History 1578780821
Psychiatry & Neurology - Neurology in Providence, RI
Medicare Part D Prescription History
Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for JONATHAN CAHILL M.D., an active Neurology specialist practicing in Providence, RI. Our medical registry currently tracks 41 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 1,333 documented patient claims. Among these therapy options, the most frequently utilized medication is Gabapentin, which accounts for 215 claims alone. Use the table below to sort by claims, cost, or utilization compared with the state average; select any medication for its full profile.
| Medication | Prescriptions (2024)Rx (2024) | Avg Cost per FillCost / Fill | Vs. Other RI PrescribersVs. RI Avg |
|---|---|---|---|
| Gabapentin | 215 | $15.16▼ below RI avg | ▲ More than typical |
About Gabapentin: Gabapentin is used with other medications to prevent and control seizures. Show more ▾ It is also used to relieve nerve pain following shingles (a painful rash due to herpes zoster infection) in adults. Gabapentin is known as an anticonvulsant or antiepileptic drug. A cyclohexane-gamma-aminobutyric acid derivative that is used for the treatment of PARTIAL SEIZURES; NEURALGIA; and RESTLESS LEGS SYNDROME. In 2024, this provider wrote 215 Medicare prescriptions for Gabapentin, about 2.8 times the volume of the typical Rhode Island prescriber of this medication (77.9). Medicare paid an average of $15.16 per fill, versus $17.01 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 268.2 30-Day Fills standardized to 30-day supplies 8,041 Days of Medication total across all patients in 2024 | |||
| Dalfampridine ErDalfampridine | 105 | $323.68▼ below RI avg | ▲ More than typical |
About Dalfampridine Er: Dalfampridine is used to improve walking in people with multiple sclerosis (MS). Show more ▾ It is a potassium channel blocker. It is thought to work by improving nerve conduction. One of the POTASSIUM CHANNEL BLOCKERS with secondary effect on calcium currents which is used mainly as a research tool and to characterize channel subtypes. In 2024, this provider wrote 105 Medicare prescriptions for Dalfampridine Er, about 2 times the volume of the typical Rhode Island prescriber of this medication (53.3). Medicare paid an average of $323.68 per fill, versus $410.45 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 115 30-Day Fills standardized to 30-day supplies 3,420 Days of Medication total across all patients in 2024 | |||
| Baclofen | 99 | $26.20 | ▲ More than typical |
About Baclofen: Baclofen is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury/disease). Show more ▾ It works by helping to relax the muscles. A GAMMA-AMINOBUTYRIC ACID derivative that is a specific agonist of GABA-B RECEPTORS. It is used in the treatment of MUSCLE SPASTICITY, especially that due to SPINAL CORD INJURIES. Its therapeutic effects result from actions at spinal and supraspinal sites, generally the reduction of excitatory transmission. In 2024, this provider wrote 99 Medicare prescriptions for Baclofen, about 2.8 times the volume of the typical Rhode Island prescriber of this medication (35.6). Medicare paid an average of $26.20 per fill, versus $24.48 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 196 30-Day Fills standardized to 30-day supplies 5,876 Days of Medication total across all patients in 2024 | |||
| Levetiracetam | 78 | $41.29 | ▲ More than typical |
About Levetiracetam: Levetiracetam is used to treat seizures (epilepsy). Show more ▾ It belongs to a class of drugs known as anticonvulsants. Levetiracetam may decrease the number of seizures you have. A pyrrolidinone and acetamide derivative that is used primarily for the treatment of SEIZURES and some movement disorders, and as a nootropic agent. In 2024, this provider wrote 78 Medicare prescriptions for Levetiracetam, about 1.4 times the volume of the typical Rhode Island prescriber of this medication (57.5). Medicare paid an average of $41.29 per fill, versus $37.55 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 139 30-Day Fills standardized to 30-day supplies 4,090 Days of Medication total across all patients in 2024 | |||
| Prednisone | 74 | $10.15 | ▲ More than typical |
About Prednisone: Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders. Show more ▾ Prednisone belongs to a class of drugs known as corticosteroids. It decreases your immune system's response to various diseases to reduce symptoms such as swelling and allergic-type reactions. A synthetic anti-inflammatory glucocorticoid derived from CORTISONE. It is biologically inert and converted to PREDNISOLONE in the liver. In 2024, this provider wrote 74 Medicare prescriptions for Prednisone, about 1.5 times the volume of the typical Rhode Island prescriber of this medication (49.5). Medicare paid an average of $10.15 per fill, versus $4.09 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 79 30-Day Fills standardized to 30-day supplies 2,073 Days of Medication total across all patients in 2024 | |||
| Topiramate | 48 | $11.01▼ below RI avg | ▲ More than typical |
About Topiramate: Topiramate is used alone or with other medications to prevent and control seizures (epilepsy). Show more ▾ This medication is also used to prevent migraine headaches and decrease how often you get them. Topiramate will not treat a migraine headache once it occurs. If you get a migraine headache, treat it as directed by your doctor (such as by taking pain medication, lying down in a dark room). Topiramate is known as an anticonvulsant or antiepileptic drug. A sulfamate-substituted fructose analog that was originally identified as a hypoglycemic agent. It is used for the treatment of EPILEPSY and MIGRAINE DISORDERS, and may also promote weight loss. In 2024, this provider wrote 48 Medicare prescriptions for Topiramate, about 1.3 times the volume of the typical Rhode Island prescriber of this medication (38.3). Medicare paid an average of $11.01 per fill, versus $13.63 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 72.2 30-Day Fills standardized to 30-day supplies 2,135 Days of Medication total across all patients in 2024 | |||
| Pregabalin | 44 | $74.05 | ≈ Typical |
About Pregabalin: This medication is used to treat pain caused by nerve damage due to diabetes, shingles (herpes zoster) infection, or spinal cord injury. Show more ▾ This medication is also used to treat pain in people with fibromyalgia. It is also used with other medications to treat certain types of seizures (focal seizures). A gamma-aminobutyric acid (GABA) derivative that functions as a CALCIUM CHANNEL BLOCKER and is used as an ANTICONVULSANT as well as an ANTI-ANXIETY AGENT. It is also used as an ANALGESIC in the treatment of NEUROPATHIC PAIN and FIBROMYALGIA. In 2024, this provider wrote 44 Medicare prescriptions for Pregabalin, about 1.2 times the volume of the typical Rhode Island prescriber of this medication (37.2). Medicare paid an average of $74.05 per fill, versus $24.77 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 44 30-Day Fills standardized to 30-day supplies 1,314 Days of Medication total across all patients in 2024 | |||
| Modafinil | 44 | $46.29▼ below RI avg | ▲ More than typical |
About Modafinil: Modafinil reduces extreme sleepiness due to narcolepsy and other sleep disorders, such as periods of stopped breathing during sleep (obstructive sleep apnea). Show more ▾ It is also used to help you stay awake during work hours if you have a work schedule that keeps you from having a normal sleep routine (shift work sleep disorder). This medication does not cure these sleep disorders and may not get rid of all your sleepiness. Modafinil does not take the place of getting enough sleep. It should not be used to treat tiredness or hold off sleep in people who do not have a sleep disorder. It is not known how modafinil works to keep you awake. It is thought to work by affecting certain substances in the brain that control the sleep/wake cycle. A benzhydryl acetamide compound, central nervous system stimulant, and CYP3A4 inducing agent that is used in the treatment of NARCOLEPSY and SLEEP WAKE DISORDERS. In 2024, this provider wrote 44 Medicare prescriptions for Modafinil, about 2.1 times the volume of the typical Rhode Island prescriber of this medication (20.9). Medicare paid an average of $46.29 per fill, versus $46.81 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 54 30-Day Fills standardized to 30-day supplies 1,620 Days of Medication total across all patients in 2024 | |||
| Clonazepam | 41 | $16.50 | ▼ Less than typical |
About Clonazepam: Clonazepam is used to prevent and control seizures. Show more ▾ This medication is known as an anticonvulsant or antiepileptic drug. It is also used to treat panic attacks. Clonazepam works by calming your brain and nerves. It belongs to a class of drugs called benzodiazepines. An anticonvulsant used for several types of seizures, including myotonic or atonic seizures, photosensitive epilepsy, and absence seizures, although tolerance may develop. It is seldom effective in generalized tonic-clonic or partial seizures. The mechanism of action appears to involve the enhancement of GAMMA-AMINOBUTYRIC ACID receptor responses. In 2024, this provider wrote 41 Medicare prescriptions for Clonazepam, about 64% of the volume of the typical Rhode Island prescriber of this medication (64.4). Medicare paid an average of $16.50 per fill, versus $9.47 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 41 30-Day Fills standardized to 30-day supplies 1,210 Days of Medication total across all patients in 2024 | |||
| Tizanidine Hcl | 33 | $31.28 | ≈ Typical |
About Tizanidine Hcl: This medication is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury). Show more ▾ It works by helping to relax the muscles. In 2024, this provider wrote 33 Medicare prescriptions for Tizanidine Hcl, about the same volume as the typical Rhode Island prescriber of this medication (29.1). Medicare paid an average of $31.28 per fill, versus $13.26 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 61 30-Day Fills standardized to 30-day supplies 1,830 Days of Medication total across all patients in 2024 | |||
| FingolimodFingolimod Hcl | 32 | $4,949.08 | – No State Data |
About Fingolimod: This medication is used to treat multiple sclerosis-MS. Show more ▾ It is not a cure for MS but it is thought to help by preventing immune system cells (lymphocytes) from attacking the nerves in your brain and spinal cord. It helps decrease the number of episodes of worsening and may prevent or delay disability. A sphingosine-derivative and IMMUNOSUPPRESSIVE AGENT that blocks the migration and homing of LYMPHOCYTES to the CENTRAL NERVOUS SYSTEM through its action on SPHINGOSINE 1-PHOSPHATE RECEPTORS. It is used in the treatment of MULTIPLE SCLEROSIS. In 2024, this provider wrote 32 Medicare prescriptions for Fingolimod. Medicare paid an average of $4,949.08 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $4,949.08 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 32 30-Day Fills standardized to 30-day supplies 960 Days of Medication total across all patients in 2024 | |||
| Fluoxetine Hcl | 31 | $7.70▼ below RI avg | ▼ Less than typical |
About Fluoxetine Hcl: This medication is used to treat certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder). Show more ▾ It is also used to treat a certain eating disorder (bulimia) and a severe form of premenstrual syndrome (premenstrual dysphoric disorder). Fluoxetine belongs to a class of drugs known as selective serotonin reuptake inhibitors (SSRIs). It works by helping to restore the balance of a certain natural substance (serotonin) in the brain. The first highly specific serotonin uptake inhibitor. It is used as an antidepressant and often has a more acceptable side-effects profile than traditional antidepressants. In 2024, this provider wrote 31 Medicare prescriptions for Fluoxetine Hcl, about 74% of the volume of the typical Rhode Island prescriber of this medication (41.7). Medicare paid an average of $7.70 per fill, versus $13.64 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 41 30-Day Fills standardized to 30-day supplies 1,230 Days of Medication total across all patients in 2024 | |||
| Diazepam | 28 | $4.72▼ below RI avg | ≈ Typical |
About Diazepam: Diazepam is used to treat anxiety, alcohol withdrawal, and seizures. Show more ▾ It is also used to relieve muscle spasms and to provide sedation before medical procedures. This medication works by calming the brain and nerves. Diazepam belongs to a class of drugs known as benzodiazepines. A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity. In 2024, this provider wrote 28 Medicare prescriptions for Diazepam, about the same volume as the typical Rhode Island prescriber of this medication (27.8). Medicare paid an average of $4.72 per fill, versus $9.49 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 28 30-Day Fills standardized to 30-day supplies 824 Days of Medication total across all patients in 2024 | |||
| NuedextaDextromethorphan Hbr/Quinidine | 25 | $1,786.98 | ▲ More than typical |
About Nuedexta: This medication is used to treat a certain mental/mood disorder (pseudobulbar affect). Show more ▾ This disorder may occur due to various conditions that affect the brain (such as stroke, amyotrophic lateral sclerosis-ALS, multiple sclerosis). This medication may help decrease sudden outbursts of uncontrollable/inappropriate laughing and/or crying. This medication is a combination of 2 ingredients: dextromethorphan and quinidine. Dextromethorphan works in the brain, though it is not known exactly how it helps treat pseudobulbar affect. Quinidine is added to this medication to increase the effect of dextromethorphan. In 2024, this provider wrote 25 Medicare prescriptions for Nuedexta, about 1.3 times the volume of the typical Rhode Island prescriber of this medication (18.9). Medicare paid an average of $1,786.98 per fill, versus $1,343.33 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 25 30-Day Fills standardized to 30-day supplies 750 Days of Medication total across all patients in 2024 | |||
| Nurtec OdtRimegepant Sulfate | 25 | $1,016.92▼ below RI avg | ≈ Typical |
About Nurtec Odt: This medication is used to prevent or treat migraine. Show more ▾ Rimegepant may work by changing the amount of a certain natural substance in the brain. It helps to relieve headache, pain, and other migraine symptoms (such as nausea, vomiting, sensitivity to light/sound). Prompt treatment helps you return to your normal routine and may decrease your need for other pain medications. In 2024, this provider wrote 25 Medicare prescriptions for Nurtec Odt, about 79% of the volume of the typical Rhode Island prescriber of this medication (31.8). Medicare paid an average of $1,016.92 per fill, versus $1,481.69 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 25 30-Day Fills standardized to 30-day supplies 698 Days of Medication total across all patients in 2024 | |||
| Donepezil Hcl | 25 | $13.48▼ below RI avg | ▼ Less than typical |
About Donepezil Hcl: Donepezil is used to treat confusion (dementia) related to Alzheimer's disease. Show more ▾ It does not cure Alzheimer's disease, but it may improve memory, awareness, and the ability to function. This medication is an enzyme blocker that works by restoring the balance of natural substances (neurotransmitters) in the brain. An indan and piperidine derivative that acts as a selective and reversible inhibitor of ACETYLCHOLINESTERASE. Donepezil is highly selective for the central nervous system and is used in the management of mild to moderate DEMENTIA in ALZHEIMER DISEASE. In 2024, this provider wrote 25 Medicare prescriptions for Donepezil Hcl, about half the volume of the typical Rhode Island prescriber of this medication (53.7). Medicare paid an average of $13.48 per fill, versus $14.99 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 62 30-Day Fills standardized to 30-day supplies 1,828 Days of Medication total across all patients in 2024 | |||
| Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine | 25 | $25.72▼ below RI avg | ▼ Less than typical |
About Dextroamphetamine-Amphetamine: This combination medication is used to treat attention deficit hyperactivity disorder - ADHD. Show more ▾ It works by changing the amounts of certain natural substances in the brain. Amphetamine/dextroamphetamine belongs to a class of drugs known as stimulants. It can help increase your ability to pay attention, stay focused on an activity, and control behavior problems. It may also help you to organize your tasks and improve listening skills. This drug is also used to treat a certain sleeping disorder (narcolepsy) to help you stay awake during the day. It should not be used to treat tiredness or to hold off sleep in people who do not have a sleep disorder. In 2024, this provider wrote 25 Medicare prescriptions for Dextroamphetamine-Amphetamine, about 62% of the volume of the typical Rhode Island prescriber of this medication (40.4). Medicare paid an average of $25.72 per fill, versus $31.79 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 25 30-Day Fills standardized to 30-day supplies 750 Days of Medication total across all patients in 2024 | |||
| Avonex Pen (4 Pack)Interferon Beta-1a | 25 | $8,487.45 | – No State Data |
About Avonex Pen (4 Pack): This medication is used to treat multiple sclerosis (MS). Show more ▾ Interferon is not a cure for MS, but it may help to slow disease worsening and decrease flare-ups of symptoms (such as balance problems, numbness, or weakness). An interferon beta-1 subtype that has a methionine at position 1, a cysteine at position 17, and is glycosylated at position 80. It functions as an ANTI-VIRAL AGENT and IMMUNOMODULATOR and is used to manage the symptoms of RELAPSING-REMITTING MULTIPLE SCLEROSIS. In 2024, this provider wrote 25 Medicare prescriptions for Avonex Pen (4 Pack). Medicare paid an average of $8,487.45 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $8,487.45 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 25 30-Day Fills standardized to 30-day supplies 700 Days of Medication total across all patients in 2024 | |||
| Sumatriptan Succinate | 24 | $108.75 | ≈ Typical |
About Sumatriptan Succinate: Sumatriptan is used to treat migraines. Show more ▾ It helps to relieve headache, pain, and other migraine symptoms (including nausea, vomiting, sensitivity to light/sound). Prompt treatment helps you return to your normal routine and may decrease your need for other pain medications. Sumatriptan belongs to a class of drugs known as triptans. It affects a certain natural substance (serotonin) that causes narrowing of blood vessels in the brain. It may also relieve pain by affecting certain nerves in the brain. Sumatriptan does not prevent future migraines or lessen how often you get migraine attacks. A serotonin agonist that acts selectively at 5HT1 receptors. It is used in the treatment of MIGRAINE DISORDERS. In 2024, this provider wrote 24 Medicare prescriptions for Sumatriptan Succinate, about 89% of the volume of the typical Rhode Island prescriber of this medication (27.0). Medicare paid an average of $108.75 per fill, versus $25.17 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 24 30-Day Fills standardized to 30-day supplies 710 Days of Medication total across all patients in 2024 | |||
| GlatopaGlatiramer Acetate | 22 | $2,390.80▼ below RI avg | ≈ Typical |
About Glatopa: This medication is used to treat multiple sclerosis (MS). Show more ▾ It is a protein that is thought to work by preventing your immune system from attacking the nerves in your brain and spinal cord. This effect can decrease the number of periods of disease worsening (relapses) and prevent or delay disability. It is not a cure for MS. A random polymer of L-ALANINE, L-GLUTAMIC ACID, L-LYSINE, and L-TYROSINE that structurally resembles MYELIN BASIC PROTEIN. It is used in the treatment of RELAPSING-REMITTING MULTIPLE SCLEROSIS. In 2024, this provider wrote 22 Medicare prescriptions for Glatopa, about the same volume as the typical Rhode Island prescriber of this medication (19.6). Medicare paid an average of $2,390.80 per fill, versus $2,929.55 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 22 30-Day Fills standardized to 30-day supplies 616 Days of Medication total across all patients in 2024 | |||
| Gammagard LiquidImmun Glob G(Igg)/Gly/Iga Ov50 | 20 | $2,219.84▼ below RI avg | ▼ Less than typical |
About Gammagard Liquid: This medication is used in people with a certain type of weakened immune system (primary immune deficiency) to strengthen it and to lower the risk of infection. Show more ▾ This medication is made from human blood that has a high level of antibodies which help fight infections. This product is also used to increase the number of certain blood cells (platelets) in people with a certain blood disorder (idiopathic thrombocytopenic purpura-ITP). Platelets are needed to stop bleeding and to form normal blood clots. In addition, this medication is used to treat a certain nerve disorder (chronic inflammatory demyelinating polyneuropathy-CIDP). This disorder causes weakness and numbness/tingling/pain in the arms and legs. This medication helps to improve these symptoms and prevents relapse. In 2024, this provider wrote 20 Medicare prescriptions for Gammagard Liquid, about half the volume of the typical Rhode Island prescriber of this medication (36.6). Medicare paid an average of $2,219.84 per fill, versus $10,433.58 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 20 30-Day Fills standardized to 30-day supplies 600 Days of Medication total across all patients in 2024 | |||
| Oxybutynin Chloride | 20 | $36.73 | ≈ Typical |
About Oxybutynin Chloride: Oxybutynin is used to treat certain bladder and urinary conditions (such as overactive bladder). Show more ▾ It relaxes the muscles in the bladder to help decrease problems of urgency and frequent urination. Oxybutynin belongs to a class of drugs known as antispasmodics. In 2024, this provider wrote 20 Medicare prescriptions for Oxybutynin Chloride, about 86% of the volume of the typical Rhode Island prescriber of this medication (23.3). Medicare paid an average of $36.73 per fill, versus $18.40 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 57.3 30-Day Fills standardized to 30-day supplies 1,720 Days of Medication total across all patients in 2024 | |||
| Oxcarbazepine | 19 | $46.45▼ below RI avg | ▼ Less than typical |
About Oxcarbazepine: Oxcarbazepine is used alone or with other medications to treat seizure disorders (epilepsy). Show more ▾ A carbamazepine derivative that acts as a voltage-gated sodium channel blocker. It is used for the treatment of PARTIAL SEIZURES with or without secondary generalization. It is also an inducer of CYTOCHROME P-450 CYP3A4. In 2024, this provider wrote 19 Medicare prescriptions for Oxcarbazepine, about 62% of the volume of the typical Rhode Island prescriber of this medication (30.5). Medicare paid an average of $46.45 per fill, versus $57.54 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 28.7 30-Day Fills standardized to 30-day supplies 829 Days of Medication total across all patients in 2024 | |||
| Emgality PenGalcanezumab-Gnlm | 19 | $874.17 | ▼ Less than typical |
About Emgality Pen: This medication is used to help prevent migraine. Show more ▾ It is also used to treat a certain type of headache (episodic cluster headache). Galcanezumab belongs to a class of drugs known as monoclonal antibodies. This medication may work by changing the amounts of certain natural substances in the brain. Using this medication can help improve your ability to concentrate and do your usual tasks. Immunoglobulin G4 anti-human calcitonin gene-related peptide monoclonal antibody for the treatment of migraine. In 2024, this provider wrote 19 Medicare prescriptions for Emgality Pen, about half the volume of the typical Rhode Island prescriber of this medication (37.2). Medicare paid an average of $874.17 per fill, versus $752.10 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 19 30-Day Fills standardized to 30-day supplies 570 Days of Medication total across all patients in 2024 | |||
| Mycophenolate Mofetil | 17 | $60.82▼ below RI avg | ≈ Typical |
About Mycophenolate Mofetil: Mycophenolate is used in combination with other medications to keep your body from attacking and rejecting your transplanted organ (such as kidney, liver, heart). Show more ▾ It belongs to a class of medications called immunosuppressants. It works by weakening your body's defense system (immune system) to help your body accept the new organ as if it were your own. Compound derived from Penicillium stoloniferum and related species. It blocks de novo biosynthesis of purine nucleotides by inhibition of the enzyme inosine monophosphate dehydrogenase (IMP DEHYDROGENASE). Mycophenolic acid exerts selective effects on the immune system in which it prevents the proliferation of T-CELLS, LYMPHOCYTES, and the formation of antibodies from B-CELLS. It may also inhibit recruitment of LEUKOCYTES to sites of INFLAMMATION. In 2024, this provider wrote 17 Medicare prescriptions for Mycophenolate Mofetil, about the same volume as the typical Rhode Island prescriber of this medication (18). Medicare paid an average of $60.82 per fill, versus $106.12 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 25 30-Day Fills standardized to 30-day supplies 750 Days of Medication total across all patients in 2024 | |||
| Teriflunomide | 14 | $923.44 | – No State Data |
About Teriflunomide: This medication is used by adults to treat multiple sclerosis-MS. Show more ▾ It is not a cure for MS but is thought to work by decreasing certain immune system cells (lymphocytes) which can attack the nerves in your brain and spinal cord. This helps decrease the number of flare-ups (relapses) and may help slow down physical problems caused by MS. A leflunomide metabolite. In 2024, this provider wrote 14 Medicare prescriptions for Teriflunomide. Medicare paid an average of $923.44 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $923.44 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 14 30-Day Fills standardized to 30-day supplies 420 Days of Medication total across all patients in 2024 | |||
| Aimovig AutoinjectorErenumab-Aooe | 14 | $703.32▼ below RI avg | ▼ Less than typical |
About Aimovig Autoinjector: This medication is used to help prevent migraine. Show more ▾ This medication may work by changing the amounts of certain natural substances in the brain. Erenumab belongs to a class of drugs known as monoclonal antibodies. Preventing frequent migraine attacks can help improve your ability to concentrate and do your usual tasks. Anti-human calcitonin gene-related peptide monoclonal antibody for the prevention of migraine headaches. In 2024, this provider wrote 14 Medicare prescriptions for Aimovig Autoinjector, about a third of the volume of the typical Rhode Island prescriber of this medication (34.1). Medicare paid an average of $703.32 per fill, versus $827.04 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 14 30-Day Fills standardized to 30-day supplies 402 Days of Medication total across all patients in 2024 | |||
| VumerityDiroximel Fumarate | 14 | $8,490.03 | – No State Data |
About Vumerity: Diroximel fumarate is used to treat multiple sclerosis (MS). Show more ▾ It is not a cure for MS. It helps decrease the number of episodes of worsening MS. In 2024, this provider wrote 14 Medicare prescriptions for Vumerity. Medicare paid an average of $8,490.03 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $8,490.03 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 14 30-Day Fills standardized to 30-day supplies 420 Days of Medication total across all patients in 2024 | |||
| Amitriptyline Hcl | 13 | $20.24 | ▼ Less than typical |
About Amitriptyline Hcl: This medication is used to treat depression. Show more ▾ Amitriptyline belongs to a class of drugs known as tricyclic antidepressants. It works by helping to restore the balance of certain natural substances in the brain. Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines. In 2024, this provider wrote 13 Medicare prescriptions for Amitriptyline Hcl, about half the volume of the typical Rhode Island prescriber of this medication (23.8). Medicare paid an average of $20.24 per fill, versus $16.54 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 37 30-Day Fills standardized to 30-day supplies 1,110 Days of Medication total across all patients in 2024 | |||
| Carbamazepine | 13 | $46.28▼ below RI avg | ▼ Less than typical |
About Carbamazepine: Carbamazepine is used to prevent and control seizures. Show more ▾ This medication is known as an anticonvulsant or anti-epileptic drug. It is also used to relieve certain types of nerve pain (such as trigeminal neuralgia). This medication works by reducing the spread of seizure activity in the brain and restoring the normal balance of nerve activity. A dibenzazepine that acts as a sodium channel blocker. It is used as an anticonvulsant for the treatment of grand mal and psychomotor or focal SEIZURES. It may also be used in the management of BIPOLAR DISORDER, and has analgesic properties. In 2024, this provider wrote 13 Medicare prescriptions for Carbamazepine, about half the volume of the typical Rhode Island prescriber of this medication (26.2). Medicare paid an average of $46.28 per fill, versus $57.79 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 19 30-Day Fills standardized to 30-day supplies 556 Days of Medication total across all patients in 2024 | |||
| Lacosamide | 13 | $6.81▼ below RI avg | ▼ Less than typical |
About Lacosamide: Lacosamide is used to prevent and control seizures. Show more ▾ It is an anticonvulsant or antiepileptic drug. It works by reducing the spread of seizure activity in the brain. An acetamide derivative that acts as a blocker of VOLTAGE-GATED SODIUM CHANNELS. It is used as an anticonvulsant, for adjunctive or monotherapy, in the treatment of PARTIAL SEIZURES. In 2024, this provider wrote 13 Medicare prescriptions for Lacosamide, about a third of the volume of the typical Rhode Island prescriber of this medication (42). Medicare paid an average of $6.81 per fill, versus $124.52 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 13 30-Day Fills standardized to 30-day supplies 364 Days of Medication total across all patients in 2024 | |||
| Oxycodone Hcl | 12 | $8.76▼ below RI avg | ▼ Less than typical |
About Oxycodone Hcl: This medication is used to help relieve moderate to severe pain. Show more ▾ Oxycodone belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. A semisynthetic derivative of CODEINE. In 2024, this provider wrote 12 Medicare prescriptions for Oxycodone Hcl, about a quarter of the volume of the typical Rhode Island prescriber of this medication (43.5). Medicare paid an average of $8.76 per fill, versus $12.23 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 12 30-Day Fills standardized to 30-day supplies 321 Days of Medication total across all patients in 2024 | |||
| Phenytoin Sodium Extended | 12 | $15.26▼ below RI avg | ▼ Less than typical |
About Phenytoin Sodium Extended: Phenytoin is used to prevent and control seizures (also called an anticonvulsant or antiepileptic drug). Show more ▾ It works by reducing the spread of seizure activity in the brain. In 2024, this provider wrote 12 Medicare prescriptions for Phenytoin Sodium Extended, about half the volume of the typical Rhode Island prescriber of this medication (24.2). Medicare paid an average of $15.26 per fill, versus $34.19 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 12 30-Day Fills standardized to 30-day supplies 354 Days of Medication total across all patients in 2024 | |||
| Famotidine | 12 | $0.40▼ below RI avg | ▼ Less than typical |
About Famotidine: Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed. Show more ▾ This medication is also used to treat certain stomach and throat (esophagus) problems (such as erosive esophagitis, gastroesophageal reflux disease-GERD, Zollinger-Ellison syndrome). It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as cough that doesn't go away, stomach pain, heartburn, and difficulty swallowing. Famotidine belongs to a class of drugs known as H2 blockers. This medication is also available without a prescription. It is used to prevent and treat heartburn and other symptoms caused by too much acid in the stomach (acid indigestion). If you are taking this medication for self-treatment, it is important to read the manufacturer's package instructions carefully so you know when to consult your doctor or pharmacist. A competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion. In 2024, this provider wrote 12 Medicare prescriptions for Famotidine, about 20% of the volume of the typical Rhode Island prescriber of this medication (60.2). Medicare paid an average of $0.40 per fill, versus $17.01 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 12 30-Day Fills standardized to 30-day supplies 347 Days of Medication total across all patients in 2024 | |||
| Tramadol Hcl | 12 | $5.31▼ below RI avg | ▼ Less than typical |
About Tramadol Hcl: See also Warning section. Show more ▾ This medication is used to help relieve moderate to moderately severe pain. Tramadol belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. A narcotic analgesic proposed for severe pain. It may be habituating. In 2024, this provider wrote 12 Medicare prescriptions for Tramadol Hcl, about a third of the volume of the typical Rhode Island prescriber of this medication (39). Medicare paid an average of $5.31 per fill, versus $9.08 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 12 30-Day Fills standardized to 30-day supplies 337 Days of Medication total across all patients in 2024 | |||
| Nortriptyline Hcl | 11 | $8.65▼ below RI avg | ▼ Less than typical |
About Nortriptyline Hcl: This medication is used to treat depression. Show more ▾ Nortriptyline belongs to a class of drugs known as tricyclic antidepressants. It works by helping to restore the balance of certain natural substances in the brain. A metabolite of AMITRIPTYLINE that is also used as an antidepressive agent. Nortriptyline is used in major depression, dysthymia, and atypical depressions. In 2024, this provider wrote 11 Medicare prescriptions for Nortriptyline Hcl, about half the volume of the typical Rhode Island prescriber of this medication (21.7). Medicare paid an average of $8.65 per fill, versus $15.22 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 11 30-Day Fills standardized to 30-day supplies 330 Days of Medication total across all patients in 2024 | |||
| MayzentSiponimod | 11 | $9,587.93 | – No State Data |
About Mayzent: This medication is used to treat a certain type of multiple sclerosis (relapsing multiple sclerosis-MS). Show more ▾ Siponimod is not a cure for MS but it is thought to help by preventing immune system cells (lymphocytes) from attacking the nerves in your brain and spinal cord. It helps decrease the number of episodes of disease worsening (relapses) and may prevent or delay disability. S1P receptor modulator. In 2024, this provider wrote 11 Medicare prescriptions for Mayzent. Medicare paid an average of $9,587.93 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $9,587.93 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 11 30-Day Fills standardized to 30-day supplies 330 Days of Medication total across all patients in 2024 | |||
| Phenytoin | 11 | $47.61 | ▼ Less than typical |
About Phenytoin: Phenytoin is used to prevent and control seizures (also called an anticonvulsant or antiepileptic drug). Show more ▾ It works by reducing the spread of seizure activity in the brain. An anticonvulsant that is used to treat a wide variety of seizures. It is also an anti-arrhythmic and a muscle relaxant. The mechanism of therapeutic action is not clear, although several cellular actions have been described including effects on ion channels, active transport, and general membrane stabilization. The mechanism of its muscle relaxant effect appears to involve a reduction in the sensitivity of muscle spindles to stretch. Phenytoin has been proposed for several other therapeutic uses, but its use has been limited by its many adverse effects and interactions with other drugs. In 2024, this provider wrote 11 Medicare prescriptions for Phenytoin, about half the volume of the typical Rhode Island prescriber of this medication (19.4). Medicare paid an average of $47.61 per fill, versus $42.81 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 13 30-Day Fills standardized to 30-day supplies 390 Days of Medication total across all patients in 2024 | |||
| AmantadineAmantadine Hcl | 11 | $99.58 | ▼ Less than typical |
About Amantadine: Amantadine is used to treat Parkinson's disease, as well as side effects caused by drugs (such as drug-induced extrapyramidal symptoms), chemicals, and other medical conditions. Show more ▾ In these cases, this medication may help to improve your range of motion and ability to exercise. For the treatment of these conditions, amantadine is believed to work by restoring the balance of natural chemicals (neurotransmitters) in the brain. Amantadine is used to prevent or treat a certain type of flu (influenza A). If you have been infected with the flu, this medication may help make your symptoms less severe and shorten the time it will take you to get better. Taking amantadine if you have been or will be exposed to the flu may help to prevent you from getting the flu. This medication is an antiviral that is believed to work by stopping growth of the flu virus. This medication is not a vaccine. To increase the chance that you will not get the flu, it is important to get a flu shot once a year at the beginning of every flu season, if possible. Based on the recommendation from the Centers for Disease Control (CDC) in the US, amantadine should not be used to treat or prevent influenza A because the current influenza A virus in the United States and Canada is resistant to this medication. For more details, talk to your doctor or pharmacist. An antiviral that is used in the prophylactic or symptomatic treatment of influenza A. It is also used as an antiparkinsonian agent, to treat extrapyramidal reactions, and for postherpetic neuralgia. The mechanisms of its effects in movement disorders are not well understood but probably reflect an increase in synthesis and release of dopamine, with perhaps some inhibition of dopamine uptake. In 2024, this provider wrote 11 Medicare prescriptions for Amantadine, about a third of the volume of the typical Rhode Island prescriber of this medication (35.9). Medicare paid an average of $99.58 per fill, versus $49.54 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 33 30-Day Fills standardized to 30-day supplies 990 Days of Medication total across all patients in 2024 | |||
| Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine | 11 | $46.06▼ below RI avg | ▼ Less than typical |
About Dextroamphetamine-Amphet Er: This combination medication is used to treat attention deficit hyperactivity disorder - ADHD. Show more ▾ It works by changing the amounts of certain natural substances in the brain. Amphetamine/dextroamphetamine belongs to a class of drugs known as stimulants. It can help increase your ability to pay attention, stay focused on an activity, and control behavior problems. It may also help you to organize your tasks and improve listening skills. In 2024, this provider wrote 11 Medicare prescriptions for Dextroamphetamine-Amphet Er, about half the volume of the typical Rhode Island prescriber of this medication (23.6). Medicare paid an average of $46.06 per fill, versus $65.01 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average RI prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the RI average for this medication. 11 30-Day Fills standardized to 30-day supplies 330 Days of Medication total across all patients in 2024 | |||
| AmpyraDalfampridine | 11 | $4,398.65 | – No State Data |
About Ampyra: Dalfampridine is used to improve walking in people with multiple sclerosis (MS). Show more ▾ It is a potassium channel blocker. It is thought to work by improving nerve conduction. One of the POTASSIUM CHANNEL BLOCKERS with secondary effect on calcium currents which is used mainly as a research tool and to characterize channel subtypes. In 2024, this provider wrote 11 Medicare prescriptions for Ampyra. Medicare paid an average of $4,398.65 per fill. No state comparison is available for this medication. How often this provider prescribes it No state benchmark is available for this medication. What Medicare paid per fill $4,398.65 Cost per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 11 30-Day Fills standardized to 30-day supplies 330 Days of Medication total across all patients in 2024 | |||
About this data. The prescription history for JONATHAN CAHILL M.D. is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2024, the most recent federal release. Figures cover prescriptions filled for Medicare Part D beneficiaries only; prescriptions under private insurance, Medicaid, or self-pay plans are not included. Because prescribing decisions are generally consistent across coverage types, this record offers a useful view of the overall Neurology prescribing approach at this Providence, RI practice.
Reading the costs. Drug costs are gross amounts paid to pharmacies under Part D, including both plan and beneficiary payments. They are not the price a patient pays at the pharmacy counter. Medications with fewer than 11 claims are excluded from the federal source data, and state comparisons use the average among RI prescribers of the same medication and form, shown only when at least five prescribers contribute. Always confirm current medications and costs directly with the provider and your plan.
About the medication summaries. Drug use descriptions come from the CMS Medicare Part D Drug Spending Dashboard (2024), and substance definitions from Medical Subject Headings (MeSH) 2026, U.S. National Library of Medicine. They are summaries that do not contain all possible information about a medication and are not individual medical advice. Ask a health care professional about any medication and your specific health needs.
