DR. ZACHARY JOHN WALKER MD
Prescription History 1811524820
Emergency Medicine in Cleveland, OH
What does Dr. Walker prescribe?
In 2024, Dr. Walker wrote 102 Medicare prescriptions for 6 medications. The most prescribed was Cephalexin, with 27 prescriptions for 27 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. Walker prescribes.
Medications 6 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 Ohio prescribers.
What it is used for
This medication is used to treat a wide variety of bacterial infections.
Compared with Ohio prescribers
Dr. Walker wrote 27 prescriptions for Cephalexin, about 84% as often as the typical Ohio prescriber of it (32). Medicare paid $8.49 per fill, versus $6.69 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 Ohio prescribers
Dr. Walker wrote 20 prescriptions for Ondansetron Odt, about 81% as often as the typical Ohio prescriber of it (25). Medicare paid $4.69 per fill, versus $16.78 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 help relieve moderate to severe pain.
Compared with Ohio prescribers
Dr. Walker wrote 16 prescriptions for Oxycodone Hcl, about 33% as often as the typical Ohio prescriber of it (48). Medicare paid $1.96 per fill, versus $13.41 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 a wide variety of bacterial infections, including those that cause acne.
Compared with Ohio prescribers
Dr. Walker wrote 14 prescriptions for Doxycycline Hyclate, about 42% as often as the typical Ohio prescriber of it (33). Medicare paid $3.81 per fill, versus $11.97 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
Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections.
Compared with Ohio prescribers
Dr. Walker wrote 13 prescriptions for Amoxicillin-Clavulanate Potass, about half as often as the typical Ohio prescriber of it (27). Medicare paid $11.10 per fill, versus $8.56 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
Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed.
Compared with Ohio prescribers
Dr. Walker wrote 12 prescriptions for Famotidine, about 22% as often as the typical Ohio prescriber of it (55). Medicare paid $2.63 per fill, versus $11.31 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. Walker’s prescriptions
What does Dr. Walker prescribe most?
In 2024 Medicare Part D data, Dr. Walker's most prescribed medications were Cephalexin (27), Ondansetron Odt (20) and Oxycodone Hcl (16).
How does Dr. Walker's prescribing compare with other Ohio prescribers?
Of the 6 medications with a state comparison, Dr. Walker prescribes 2 about as often than the typical Ohio prescriber and 4 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Walker 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 Ohio 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.
