DR. ISABEL ALFRADIQUE-DUNHAM MD
Prescription History 1669814521
Psychiatry & Neurology - Neurology in Saint Louis, MO
What does Dr. Alfradique-Dunham prescribe?
In 2024, Dr. Alfradique-Dunham wrote 2,636 Medicare prescriptions for 43 medications. The most prescribed was Carbidopa-Levodopa (carbidopa/levodopa), with 689 prescriptions for 214 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Alfradique-Dunham prescribes.
Medications 43 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other Missouri prescribers.
What it is used for
This combination medication is used to treat symptoms of Parkinson's disease or Parkinson-like symptoms (such as shakiness, stiffness, difficulty moving).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 689 prescriptions for Carbidopa-Levodopa, about 9.7 times as often as the typical Missouri prescriber of it (71). Medicare paid $64.87 per fill, versus $29.30 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This combination medication is used to treat symptoms of Parkinson's disease or Parkinson-like symptoms (such as shakiness, stiffness, difficulty moving).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 212 prescriptions for Carbidopa-Levodopa Er, about 4.9 times as often as the typical Missouri prescriber of it (43). Medicare paid $45.92 per fill, versus $42.34 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Gabapentin is used with other medications to prevent and control seizures.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 109 prescriptions for Gabapentin, about as often as the typical Missouri prescriber of it (115). Medicare paid $18.54 per fill, versus $15.91 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Clonazepam is used to prevent and control seizures.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 94 prescriptions for Clonazepam, about 1.4 times as often as the typical Missouri prescriber of it (65). Medicare paid $10.10 per fill, versus $8.79 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 93 prescriptions for Trazodone Hcl, about as often as the typical Missouri prescriber of it (93). Medicare paid $13.93 per fill, versus $7.90 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 89 prescriptions for Mirtazapine, about 1.5 times as often as the typical Missouri prescriber of it (61). Medicare paid $15.77 per fill, versus $17.80 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
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.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 84 prescriptions for Amantadine, about 2.6 times as often as the typical Missouri prescriber of it (32). Medicare paid $86.52 per fill, versus $42.40 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Deutetrabenazine is used to decrease involuntary movements (chorea) caused by Huntington's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 79 prescriptions for Austedo, about 2.8 times as often as the typical Missouri prescriber of it (28). Medicare paid $9,707.66 per fill, versus $6,112.88 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to control seizures.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 79 prescriptions for Primidone, about 2 times as often as the typical Missouri prescriber of it (40). Medicare paid $36.95 per fill, versus $21.92 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Tetrabenazine is used to decrease the uncontrollable movements (chorea) caused by Huntington's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 78 prescriptions for Tetrabenazine, about 4.5 times as often as the typical Missouri prescriber of it (17). Medicare paid $3,933.02 per fill, versus $2,150.92 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Pramipexole is used alone or with other medications to treat Parkinson's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 69 prescriptions for Pramipexole Dihydrochloride, about 2.5 times as often as the typical Missouri prescriber of it (28). Medicare paid $37.38 per fill, versus $14.95 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder, irritability associated with autistic disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 67 prescriptions for Risperidone, about 1.2 times as often as the typical Missouri prescriber of it (57). Medicare paid $15.68 per fill, versus $13.52 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 54 prescriptions for Escitalopram Oxalate, about 79% as often as the typical Missouri prescriber of it (68). Medicare paid $18.08 per fill, versus $9.52 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat the symptoms of Parkinson's disease (such as shakiness, stiffness, difficulty moving) or Parkinson-like conditions.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 54 prescriptions for Rytary, about 1.3 times as often as the typical Missouri prescriber of it (40). Medicare paid $2,851.45 per fill, versus $1,159.75 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used for certain patients who have symptoms of low blood pressure when standing.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 50 prescriptions for Midodrine Hcl, about 1.6 times as often as the typical Missouri prescriber of it (31). Medicare paid $135.81 per fill, versus $63.34 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 48 prescriptions for Olanzapine, about 80% as often as the typical Missouri prescriber of it (60). Medicare paid $36.10 per fill, versus $23.83 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used with other medications (levodopa/carbidopa) to treat Parkinson's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 46 prescriptions for Entacapone, about 2 times as often as the typical Missouri prescriber of it (23). Medicare paid $276.77 per fill, versus $174.45 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, anxiety, panic attacks, and social anxiety disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 43 prescriptions for Venlafaxine Hcl Er, about as often as the typical Missouri prescriber of it (47). Medicare paid $18.06 per fill, versus $21.58 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 42 prescriptions for Duloxetine Hcl, about half as often as the typical Missouri prescriber of it (73). Medicare paid $23.37 per fill, versus $21.77 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Topiramate is used alone or with other medications to prevent and control seizures (epilepsy).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 38 prescriptions for Topiramate, about 90% as often as the typical Missouri prescriber of it (42). Medicare paid $92.06 per fill, versus $10.57 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a beta blocker used to treat high blood pressure, irregular heartbeats, shaking (tremors), and other conditions.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 37 prescriptions for Propranolol Hcl, about 1.2 times as often as the typical Missouri prescriber of it (32). Medicare paid $26.10 per fill, versus $15.33 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder, sudden episodes of mania or depression associated with bipolar disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 33 prescriptions for Quetiapine Fumarate, about half as often as the typical Missouri prescriber of it (69). Medicare paid $17.73 per fill, versus $16.57 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
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.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 32 prescriptions for Gammagard Liquid, about 1.3 times as often as the typical Missouri prescriber of it (24). Medicare paid $6,710.09 per fill, versus $7,387.72 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Rotigotine is used alone or with other medications to treat Parkinson's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 31 prescriptions for Neupro, about 1.7 times as often as the typical Missouri prescriber of it (18). Medicare paid $1,290.10 per fill, versus $920.14 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder, post-traumatic stress disorder, social anxiety disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 31 prescriptions for Sertraline Hcl, about 38% as often as the typical Missouri prescriber of it (82). Medicare paid $7.58 per fill, versus $7.86 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Donepezil is used to treat confusion (dementia) related to Alzheimer's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 29 prescriptions for Donepezil Hcl, about 41% as often as the typical Missouri prescriber of it (71). Medicare paid $14.24 per fill, versus $10.60 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Fludrocortisone is a man-made form of a natural substance (glucocorticoid) made by the body.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 27 prescriptions for Fludrocortisone Acetate, about 1.3 times as often as the typical Missouri prescriber of it (22). Medicare paid $49.84 per fill, versus $20.91 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Valbenazine is used to treat involuntary movements of the face, tongue, or other body parts (tardive dyskinesia).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 26 prescriptions for Ingrezza, about 87% as often as the typical Missouri prescriber of it (30). Medicare paid $8,513.68 per fill, versus $7,267.46 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Baclofen is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury/disease).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 25 prescriptions for Baclofen, about half as often as the typical Missouri prescriber of it (49). Medicare paid $26.74 per fill, versus $17.65 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to treat Parkinson's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 25 prescriptions for Ropinirole Er, about 1.4 times as often as the typical Missouri prescriber of it (18). Medicare paid $159.32 per fill, versus $104.51 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 22 prescriptions for Venlafaxine Hcl, about as often as the typical Missouri prescriber of it (22). Medicare paid $22.54 per fill, versus $22.44 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Alprazolam is used to treat anxiety and panic disorders.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 21 prescriptions for Alprazolam, about 19% as often as the typical Missouri prescriber of it (112). Medicare paid $7.26 per fill, versus $4.98 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat anxiety.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 20 prescriptions for Lorazepam, about 33% as often as the typical Missouri prescriber of it (61). Medicare paid $46.13 per fill, versus $6.67 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Rasagiline is used alone or with other medications (such as levodopa/carbidopa) to treat symptoms of Parkinson's disease.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 20 prescriptions for Rasagiline Mesylate, about 64% as often as the typical Missouri prescriber of it (31). Medicare paid $229.15 per fill, versus $193.79 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 20 prescriptions for Tizanidine Hcl, about 35% as often as the typical Missouri prescriber of it (57). Medicare paid $30.31 per fill, versus $11.54 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a beta blocker used to treat high blood pressure, irregular heartbeats, shaking (tremors), and other conditions as determined by your doctor.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 18 prescriptions for Propranolol Hcl Er, about 82% as often as the typical Missouri prescriber of it (22). Medicare paid $57.48 per fill, versus $37.42 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat pain caused by nerve damage due to diabetes, shingles (herpes zoster) infection, or spinal cord injury.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 17 prescriptions for Pregabalin, about 28% as often as the typical Missouri prescriber of it (61). Medicare paid $12.17 per fill, versus $27.79 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 16 prescriptions for Fluoxetine Hcl, about 31% as often as the typical Missouri prescriber of it (52). Medicare paid $40.92 per fill, versus $9.54 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 16 prescriptions for Nortriptyline Hcl, about half as often as the typical Missouri prescriber of it (28). Medicare paid $22.62 per fill, versus $13.50 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Glycopyrrolate is used with other drugs to treat a certain type of stomach/intestinal ulcer (peptic ulcer).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 15 prescriptions for Glycopyrrolate, about 78% as often as the typical Missouri prescriber of it (19). Medicare paid $69.15 per fill, versus $40.90 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 14 prescriptions for Ondansetron Hcl, about 41% as often as the typical Missouri prescriber of it (34). Medicare paid $11.10 per fill, versus $18.93 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used before eye examinations (such as refraction) and to treat certain eye conditions (such as uveitis).
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 12 prescriptions for Atropine Sulfate, about half as often as the typical Missouri prescriber of it (22). Medicare paid $44.61 per fill, versus $40.70 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with Missouri prescribers
Dr. Alfradique-Dunham wrote 12 prescriptions for Bupropion Xl, about 24% as often as the typical Missouri prescriber of it (51). Medicare paid $30.70 per fill, versus $21.98 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Alfradique-Dunham’s prescriptions
What does Dr. Alfradique-Dunham prescribe most?
In 2024 Medicare Part D data, Dr. Alfradique-Dunham's most prescribed medications were Carbidopa-Levodopa (689), Carbidopa-Levodopa Er (212) and Gabapentin (109).
How does Dr. Alfradique-Dunham's prescribing compare with other Missouri prescribers?
Of the 43 medications with a state comparison, Dr. Alfradique-Dunham prescribes 16 more often than the typical Missouri prescriber, 12 about as often and 15 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Alfradique-Dunham prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the Missouri prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
