Fatima A. Mohiuddin, M.D.
NPI 1518311448ActiveIndividual· Internal Medicine· Oxon Hill, MD
Internal Medicine (M.D.) with Medstar Medical Group - Southern Maryland LLC, practicing in Oxon Hill, Maryland. Their prescriptions cost Medicare Part D more than their services did: $186,561 for 2,852 claims, against $81,804 paid for services in 2024. Amgen Inc. was the largest of 3 companies reporting payments in 2025, $207.72 in all, mostly food and beverage. Lists Medstar Montgomery Medical Center as a hospital affiliation.
Overview
| NPI | 1518311448 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 18, 2016 |
| Last updated in NPPES | Oct 4, 2021 |
| Certified by provider | Oct 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0084634 | MD |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (DC); Practitioner - Internal Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 226 |
|---|---|
| Services billed | 1,409 across 42 procedure codes |
| Paid by Medicare | $81,804 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,852 · 6,659 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $186,561 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Medstar Medical Group - Southern Maryland LLCHollywood, MD · 245 clinicians
Hospital affiliation
- Medstar Montgomery Medical CenterOlney, MD
Industry payments (Open Payments)
- 2025$207.72 · 9 payments from 3 companies
- 2024$208.08 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $140.11 | 6 |
| Novo Nordisk Inc | $46.34 | 2 |
| Lilly USA, LLC | $21.27 | 1 |
What the 2025 payments were for
- Food and Beverage$207.72 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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