MARY ALEXANDRA COOK MD
Prescription History 1639600620
Internal Medicine - Hematology & Oncology in Bel Air, MD
What does Dr. Cook prescribe?
In 2024, Dr. Cook wrote 204 Medicare prescriptions for 7 medications. The most prescribed was Anastrozole, with 59 prescriptions for 16 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. Cook prescribes.
Medications 7 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 Maryland prescribers.
What it is used for
Anastrozole is used to treat breast cancer in women after menopause.
Compared with Maryland prescribers
Dr. Cook wrote 59 prescriptions for Anastrozole, about as often as the typical Maryland prescriber of it (62). Medicare paid $12.79 per fill, versus $24.19 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 Maryland prescribers
Dr. Cook wrote 36 prescriptions for Ondansetron Hcl, about 1.4 times as often as the typical Maryland prescriber of it (26). Medicare paid $10.96 per fill, versus $14.51 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 severe nausea and vomiting from certain causes (for example, after surgery or cancer treatment).
Compared with Maryland prescribers
Dr. Cook wrote 35 prescriptions for Prochlorperazine Maleate, about 1.3 times as often as the typical Maryland prescriber of it (27). Medicare paid $17.00 per fill, versus $13.55 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
Apixaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip/knee replacement surgery.
Compared with Maryland prescribers
Dr. Cook wrote 22 prescriptions for Eliquis, about 29% as often as the typical Maryland prescriber of it (77). Medicare paid $677.63 per fill, versus $934.44 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
Dexamethasone is used to treat conditions such as arthritis, blood/hormone disorders, allergic reactions, skin diseases, eye problems, breathing problems, bowel disorders, cancer, and immune system disorders.
Compared with Maryland prescribers
Dr. Cook wrote 20 prescriptions for Dexamethasone, about 70% as often as the typical Maryland prescriber of it (29). Medicare paid $13.99 per fill, versus $14.59 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
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with Maryland prescribers
Dr. Cook wrote 20 prescriptions for Pantoprazole Sodium, about 31% as often as the typical Maryland prescriber of it (65). Medicare paid $3.86 per fill, versus $15.27 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
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with Maryland prescribers
Dr. Cook wrote 12 prescriptions for Prednisone, about 30% as often as the typical Maryland prescriber of it (40). Medicare paid $1.63 per fill, versus $4.84 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. Cook’s prescriptions
What does Dr. Cook prescribe most?
In 2024 Medicare Part D data, Dr. Cook's most prescribed medications were Anastrozole (59), Ondansetron Hcl (36) and Prochlorperazine Maleate (35).
How does Dr. Cook's prescribing compare with other Maryland prescribers?
Of the 7 medications with a state comparison, Dr. Cook prescribes 2 more often than the typical Maryland prescriber, 1 about as often and 4 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Cook 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 Maryland 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.
