Mark Antonio Johnson, MD
NPI 1831118868ActiveIndividual· Surgery· Washington, DC
Surgery (MD) in Washington, District of Columbia, trained at Howard University College of Medicine (class of 1993). Mostly services rather than prescriptions: Medicare paid $18,373 for 87 patients in 2024, with only 24 Part D claims. Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $326.99 in all, mostly food and beverage.
Overview
| NPI | 1831118868 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Jul 19, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | MD30469 | DC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 87 |
|---|---|
| Services billed | 116 across 22 procedure codes |
| Paid by Medicare | $18,373 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24 · 24 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $92.04 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Adventist Physician Services IncSilver Spring, MD · 148 clinicians
Hospital affiliation
- Adventist Healthcare White Oak Medical CenterSilver Spring, MD
Industry payments (Open Payments)
- 2025$326.99 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $263.96 | 6 |
| Ethicon US, LLC | $34.15 | 1 |
| Convatec Inc. | $15.39 | 1 |
| Stryker Corporation | $13.49 | 1 |
What the 2025 payments were for
- Food and Beverage$312.24 · 8 payments
- Education$14.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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