Mahmoud H. Mustafa, MD
NPI 1437118197ActiveIndividual· Internal Medicine· Washington, DC
Internal Medicine (MD) in Washington, District of Columbia, trained at George Washington University School of Medicine (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $1,332,486 for 2,247 claims, against $33,765 paid for services in 2024. Viiv Healthcare Company was the largest of 18 companies reporting payments in 2025, $2,747 in all, mostly food and beverage.
Overview
| NPI | 1437118197 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 21, 2006 |
| Last updated in NPPES | Oct 28, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD15650 | DC |
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 - Hematology (MD); Practitioner - Internal Medicine (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 123 |
|---|---|
| Services billed | 528 across 24 procedure codes |
| Paid by Medicare | $33,765 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,247 · 4,341 30-day fills |
|---|---|
| Patients | 130 |
| Total drug cost | $1,332,486 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group, LLCFairfax, VA · 1,533 clinicians
Industry payments (Open Payments)
- 2025$2,747 · 107 payments from 18 companies
- 2024$3,199 · 125 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $773.99 | 28 |
| Theratechnologies Inc. | $520.91 | 14 |
| Gilead Sciences, Inc. | $263.94 | 13 |
| Abbvie Inc. | $207.54 | 12 |
| Lundbeck LLC | $153.90 | 6 |
What the 2025 payments were for
- Food and Beverage$2,747 · 107 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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