CASEY GAFFNEY PA-C
Prescription History 1194191221
Physician Assistant in Arlington, MA

Active since August 12, 2015PECOS EnrolledAccepts Medicare Assignment
11 WATER ST, SUITE 1A, ARLINGTON, MA 02476(781) 648-9700(781) 648-0234 Get Directions

NPPES record last updated: August 12, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for CASEY GAFFNEY PA-C, an active Physician Assistant specialist practicing in Arlington, MA. Our medical registry currently tracks 13 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 320 documented patient claims. Among these therapy options, the most frequently utilized medication is Atorvastatin Calcium, which accounts for 52 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.

13
Medications
320
Total Claims
712
30-Day Fills
Atorvastatin Calcium
Most Prescribed · 52 claims
View details
13 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by CASEY GAFFNEY PA-C in 2023, with prescription volumes, average cost per fill, and MA state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other MA PrescribersVs. MA Avg

About Atorvastatin Calcium: Atorvastatin is used along with a proper diet to help lower bad cholesterol and fats (such as LDL, triglycerides) and raise good cholesterol (HDL) in the blood. Show more ▾

It belongs to a group of drugs known as statins. It works by reducing the amount of cholesterol made by the liver. Lowering bad cholesterol and triglycerides and raising good cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details. A pyrrole and heptanoic acid derivative, HYDROXYMETHYLGLUTARYL-COA REDUCTASE INHIBITOR (statin), and ANTICHOLESTEREMIC AGENT that is used to reduce serum levels of LDL-CHOLESTEROL; APOLIPOPROTEIN B; and TRIGLYCERIDES. It is used to increase serum levels of HDL-CHOLESTEROL in the treatment of HYPERLIPIDEMIAS, and for the prevention of CARDIOVASCULAR DISEASES in patients with multiple risk factors.

In 2023, this provider wrote 52 Medicare prescriptions for Atorvastatin Calcium, about a third of the volume of the typical Massachusetts prescriber of this medication (171). Medicare paid an average of $25.62 per fill, versus $16.18 statewide.

How often this provider prescribes it

This provider
52
MA average
171.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$25.62
MA average
$16.18

Gross Part D cost per fill; not the patient's out-of-pocket price.

144
30-Day Fills
standardized to 30-day supplies
4,320
Days of Medication
total across all patients in 2023

About Warfarin Sodium: This medication is used to treat blood clots (such as in deep vein thrombosis-DVT or pulmonary embolus-PE) and/or to prevent new clots from forming in your body. Show more ▾

Preventing harmful blood clots helps to reduce the risk of a stroke or heart attack. Conditions that increase your risk of developing blood clots include a certain type of irregular heart rhythm (atrial fibrillation), heart valve replacement, recent heart attack, and certain surgeries (such as hip/knee replacement). Warfarin is commonly called a blood thinner, but the more correct term is anticoagulant. It helps to keep blood flowing smoothly in your body by decreasing the amount of certain substances (clotting proteins) in your blood. An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.

In 2023, this provider wrote 50 Medicare prescriptions for Warfarin Sodium, about the same volume as the typical Massachusetts prescriber of this medication (50). Medicare paid an average of $8.71 per fill, versus $13.58 statewide.

How often this provider prescribes it

This provider
50
MA average
50.0

This provider's prescribing volume for this medication is in line with the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$8.71
MA average
$13.58

This provider's average cost per fill is below the MA average for this medication.

59.6
30-Day Fills
standardized to 30-day supplies
760
Days of Medication
total across all patients in 2023

About Lisinopril: Lisinopril is used to treat high blood pressure. Show more ▾

Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to treat heart failure and to improve survival after a heart attack. Lisinopril belongs to a class of drugs known as ACE inhibitors. It works by relaxing blood vessels so blood can flow more easily. One of the ANGIOTENSIN-CONVERTING ENZYME INHIBITORS (ACE inhibitors), orally active, that has been used in the treatment of hypertension and congestive heart failure.

In 2023, this provider wrote 43 Medicare prescriptions for Lisinopril, about a third of the volume of the typical Massachusetts prescriber of this medication (125). Medicare paid an average of $10.25 per fill, versus $9.38 statewide.

How often this provider prescribes it

This provider
43
MA average
125.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$10.25
MA average
$9.38

Gross Part D cost per fill; not the patient's out-of-pocket price.

99
30-Day Fills
standardized to 30-day supplies
2,970
Days of Medication
total across all patients in 2023

About Levothyroxine Sodium: Levothyroxine is used to treat an underactive thyroid (hypothyroidism). Show more ▾

It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery. Having enough thyroid hormone is important for maintaining normal mental and physical activity. In children, having enough thyroid hormone is important for normal mental and physical development. This medication is also used to treat other types of thyroid disorders (such as thyroid cancer). This medication should not be used to treat infertility unless it is caused by low thyroid hormone levels. The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.

In 2023, this provider wrote 27 Medicare prescriptions for Levothyroxine Sodium, about a quarter of the volume of the typical Massachusetts prescriber of this medication (117). Medicare paid an average of $12.72 per fill, versus $18.51 statewide.

How often this provider prescribes it

This provider
27
MA average
117.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$12.72
MA average
$18.51

This provider's average cost per fill is below the MA average for this medication.

81
30-Day Fills
standardized to 30-day supplies
2,430
Days of Medication
total across all patients in 2023

About Omeprazole: Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers). Show more ▾

It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as heartburn, difficulty swallowing, and cough. This medication helps heal acid damage to the stomach and esophagus, helps prevent ulcers, and may help prevent cancer of the esophagus. Omeprazole belongs to a class of drugs known as proton pump inhibitors (PPIs). If you are self-treating with this medication, over-the-counter omeprazole products are used to treat frequent heartburn (occurring 2 or more days a week). Since it may take 1 to 4 days to have full effect, these products do not relieve heartburn right away. For over-the-counter products, carefully read the package instructions to make sure the product is right for you. Check the ingredients on the label even if you have used the product before. The manufacturer may have changed the ingredients. Also, products with similar brand names may contain different ingredients meant for different purposes. Taking the wrong product could harm you. A 4-methoxy-3,5-dimethylpyridyl, 5-methoxybenzimidazole derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits an H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS.

In 2023, this provider wrote 24 Medicare prescriptions for Omeprazole, about a quarter of the volume of the typical Massachusetts prescriber of this medication (99). Medicare paid an average of $41.03 per fill, versus $16.44 statewide.

How often this provider prescribes it

This provider
24
MA average
99.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$41.03
MA average
$16.44

Gross Part D cost per fill; not the patient's out-of-pocket price.

50
30-Day Fills
standardized to 30-day supplies
1,478
Days of Medication
total across all patients in 2023

About Simvastatin: Simvastatin is used along with a proper diet to help lower bad cholesterol and fats (such as LDL, triglycerides) and raise good cholesterol (HDL) in the blood. Show more ▾

It belongs to a group of drugs known as statins. It works by reducing the amount of cholesterol made by the liver. Lowering bad cholesterol and triglycerides and raising good cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details. A derivative of LOVASTATIN and potent competitive inhibitor of 3-hydroxy-3-methylglutaryl coenzyme A reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES), which is the rate-limiting enzyme in cholesterol biosynthesis. It may also interfere with steroid hormone production. Due to the induction of hepatic LDL RECEPTORS, it increases breakdown of LDL CHOLESTEROL.

In 2023, this provider wrote 22 Medicare prescriptions for Simvastatin, about a quarter of the volume of the typical Massachusetts prescriber of this medication (83). Medicare paid an average of $10.24 per fill, versus $10.07 statewide.

How often this provider prescribes it

This provider
22
MA average
83.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$10.24
MA average
$10.07

Gross Part D cost per fill; not the patient's out-of-pocket price.

66
30-Day Fills
standardized to 30-day supplies
1,980
Days of Medication
total across all patients in 2023

About Losartan Potassium: Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes. Show more ▾

It is also used to lower the risk of strokes in patients with high blood pressure and an enlarged heart. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Losartan belongs to a class of drugs called angiotensin receptor blockers (ARBs). It works by relaxing blood vessels so that blood can flow more easily. An antagonist of ANGIOTENSIN TYPE 1 RECEPTOR with antihypertensive activity due to the reduced pressor effect of ANGIOTENSIN II.

In 2023, this provider wrote 18 Medicare prescriptions for Losartan Potassium, about a quarter of the volume of the typical Massachusetts prescriber of this medication (82). Medicare paid an average of $22.89 per fill, versus $12.80 statewide.

How often this provider prescribes it

This provider
18
MA average
82.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$22.89
MA average
$12.80

Gross Part D cost per fill; not the patient's out-of-pocket price.

53.9
30-Day Fills
standardized to 30-day supplies
1,617
Days of Medication
total across all patients in 2023

About Amlodipine Besylate: Amlodipine is used with or without other medications to treat high blood pressure. Show more ▾

Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Amlodipine belongs to a class of drugs known as calcium channel blockers. It works by relaxing blood vessels so blood can flow more easily. Amlodipine is also used to prevent certain types of chest pain (angina). It may help to increase your ability to exercise and decrease the frequency of angina attacks. It should not be used to treat attacks of chest pain when they occur. Use other medications (such as sublingual nitroglycerin) to relieve attacks of chest pain as directed by your doctor. A long-acting dihydropyridine calcium channel blocker. It is effective in the treatment of ANGINA PECTORIS and HYPERTENSION.

In 2023, this provider wrote 17 Medicare prescriptions for Amlodipine Besylate, about 14% of the volume of the typical Massachusetts prescriber of this medication (119). Medicare paid an average of $7.07 per fill, versus $8.78 statewide.

How often this provider prescribes it

This provider
17
MA average
119.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$7.07
MA average
$8.78

This provider's average cost per fill is below the MA average for this medication.

49
30-Day Fills
standardized to 30-day supplies
1,470
Days of Medication
total across all patients in 2023

About Trazodone Hcl: This medication is used to treat depression. Show more ▾

It may help to improve your mood, appetite, and energy level as well as decrease anxiety and insomnia related to depression. Trazodone works by helping to restore the balance of a certain natural chemical (serotonin) in the brain.

In 2023, this provider wrote 17 Medicare prescriptions for Trazodone Hcl, about a quarter of the volume of the typical Massachusetts prescriber of this medication (68). Medicare paid an average of $12.69 per fill, versus $12.36 statewide.

How often this provider prescribes it

This provider
17
MA average
68.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$12.69
MA average
$12.36

Gross Part D cost per fill; not the patient's out-of-pocket price.

29
30-Day Fills
standardized to 30-day supplies
870
Days of Medication
total across all patients in 2023

About Duloxetine Hcl: Duloxetine is used to treat depression and anxiety. Show more ▾

In addition, duloxetine is used to help relieve nerve pain (peripheral neuropathy) in people with diabetes or ongoing pain due to medical conditions such as arthritis, chronic back pain, or fibromyalgia (a condition that causes widespread pain). Duloxetine may improve your mood, sleep, appetite, and energy level, and decrease nervousness. It can also decrease pain due to certain medical conditions. Duloxetine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). This medication works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain. A thiophene derivative and selective NEUROTRANSMITTER UPTAKE INHIBITOR for SEROTONIN and NORADRENALINE (SNRI). It is an ANTIDEPRESSIVE AGENT and ANXIOLYTIC, and is also used for the treatment of pain in patients with DIABETES MELLITUS and FIBROMYALGIA.

In 2023, this provider wrote 14 Medicare prescriptions for Duloxetine Hcl, about a third of the volume of the typical Massachusetts prescriber of this medication (40). Medicare paid an average of $171.88 per fill, versus $61.31 statewide.

How often this provider prescribes it

This provider
14
MA average
40.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$171.88
MA average
$61.31

Gross Part D cost per fill; not the patient's out-of-pocket price.

28
30-Day Fills
standardized to 30-day supplies
840
Days of Medication
total across all patients in 2023

About Fluconazole: Fluconazole is used to treat vaginal yeast infections. Show more ▾

It works by stopping the growth of common types of vaginal yeast (fungus). This medication belongs to a class of drugs called azole antifungals. Triazole antifungal agent that is used to treat oropharyngeal CANDIDIASIS and cryptococcal MENINGITIS in AIDS.

In 2023, this provider wrote 13 Medicare prescriptions for Fluconazole, about 68% of the volume of the typical Massachusetts prescriber of this medication (19). Medicare paid an average of $11.01 per fill, versus $20.79 statewide.

How often this provider prescribes it

This provider
13
MA average
19.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$11.01
MA average
$20.79

This provider's average cost per fill is below the MA average for this medication.

13
30-Day Fills
standardized to 30-day supplies
374
Days of Medication
total across all patients in 2023

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 2023, this provider wrote 12 Medicare prescriptions for Clonazepam, about a quarter of the volume of the typical Massachusetts prescriber of this medication (60). Medicare paid an average of $8.66 per fill, versus $9.01 statewide.

How often this provider prescribes it

This provider
12
MA average
60.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$8.66
MA average
$9.01

This provider's average cost per fill is below the MA average for this medication.

12
30-Day Fills
standardized to 30-day supplies
360
Days of Medication
total across all patients in 2023

About Fluoxetine Hcl: This long-acting form of fluoxetine is used to treat depression in people who have been successfully treated with the form of fluoxetine that is taken daily. Show more ▾

Fluoxetine is a selective serotonin reuptake inhibitor (SSRI). SSRIs work by helping to restore the balance of certain natural substances in the brain (neurotransmitters such as serotonin). Fluoxetine may decrease anxiety, improve your mood, sleep, appetite, and energy level and may help restore your interest in daily living. 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 2023, this provider wrote 11 Medicare prescriptions for Fluoxetine Hcl, about a quarter of the volume of the typical Massachusetts prescriber of this medication (40). Medicare paid an average of $5.60 per fill, versus $15.19 statewide.

How often this provider prescribes it

This provider
11
MA average
40.0

This provider prescribes this medication less often than the average MA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$5.60
MA average
$15.19

This provider's average cost per fill is below the MA average for this medication.

27
30-Day Fills
standardized to 30-day supplies
810
Days of Medication
total across all patients in 2023
No medications match the current filters.
= the 5 medications this provider prescribes most. More than typical Typical Less than typical= prescription volume vs the average MA prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the MA average cost per fill.

About this data. The prescription history for CASEY GAFFNEY PA-C is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2023, 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 Physician Assistant prescribing approach at this Arlington, MA 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 volume among MA prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.