Alexander S. Mark, M.D.
NPI 1770573388ActiveIndividual· Radiology, Diagnostic Radiology· Rockville, MD
Radiology, Diagnostic Radiology (M.D.) with Medstar Medical Group II LLC and 2 other groups, practicing in Rockville, Maryland. Medicare paid $660,766 for services to 2,902 patients in 2024. Teva Pharmaceuticals USA, Inc. reported $113.40 in payments in 2024, mostly food and beverage. Lists Medstar Franklin Square Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1770573388 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 25, 2005 |
| Last updated in NPPES | Mar 30, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | D40414 | MD |
| Radiology, Diagnostic Radiology | 2085R0202X | C1-0008339 | DE |
| Radiology, Diagnostic Radiology | 2085R0202X | MD17472 | DC |
| Radiology, Diagnostic Radiology | 2085R0202X | 0101045431 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (DC); Practitioner - Diagnostic Radiology (DE); Practitioner - Diagnostic Radiology (MD); Practitioner - Diagnostic Radiology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,902 |
|---|---|
| Services billed | 87,313 across 106 procedure codes |
| Paid by Medicare | $660,766 |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
- Medstar Medical Group - Southern Maryland LLCHollywood, MD · 245 clinicians
- Physician Imaging of Washington Hospital Center LLCBel Air, MD · 104 clinicians
Hospital affiliations
- Medstar Franklin Square Medical CenterRosedale, MD
- Medstar Good Samaritan HospitalBaltimore, MD
- Medstar Harbor HospitalBaltimore, MD
- Medstar Saint Mary's HospitalLeonardtown, MD
- Medstar Southern Maryland Hospital CenterClinton, MD
Industry payments (Open Payments)
- 2024$113.40 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $113.40 | 1 |
What the 2024 payments were for
- Food and Beverage$113.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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