DR. MARC D JOHNSON DMD
Prescription History 1053483321
Dentist - General Practice in Pittsburgh, PA
What does Dr. Johnson prescribe?
In 2024, Dr. Johnson wrote 187 Medicare prescriptions for 4 medications. The most prescribed was Amoxicillin, with 145 prescriptions for 104 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. Johnson prescribes.
Medications 4 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 Pennsylvania prescribers.
What it is used for
Amoxicillin is used to treat a wide variety of bacterial infections.
Compared with Pennsylvania prescribers
Dr. Johnson wrote 145 prescriptions for Amoxicillin, about 3.3 times as often as the typical Pennsylvania prescriber of it (44). Medicare paid $1.87 per fill, versus $2.87 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 along with regular tooth brushing/flossing to treat gingivitis, a gum disease that causes red, swollen, and easily bleeding gums.
Compared with Pennsylvania prescribers
Dr. Johnson wrote 15 prescriptions for Chlorhexidine Gluconate, about 35% as often as the typical Pennsylvania prescriber of it (43). Medicare paid $3.01 per fill, versus $5.09 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
Clindamycin is used to treat a wide variety of bacterial infections.
Compared with Pennsylvania prescribers
Dr. Johnson wrote 15 prescriptions for Clindamycin Hcl, about 66% as often as the typical Pennsylvania prescriber of it (23). Medicare paid $4.57 per fill, versus $5.41 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.
Compared with Pennsylvania prescribers
Dr. Johnson wrote 12 prescriptions for Cephalexin, about 41% as often as the typical Pennsylvania prescriber of it (29). Medicare paid $1.63 per fill, versus $7.51 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. Johnson’s prescriptions
What does Dr. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed medications were Amoxicillin (145), Chlorhexidine Gluconate (15) and Clindamycin Hcl (15).
How does Dr. Johnson's prescribing compare with other Pennsylvania prescribers?
Of the 4 medications with a state comparison, Dr. Johnson prescribes 1 more often than the typical Pennsylvania prescriber and 3 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Johnson 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 Pennsylvania 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.
