Afnan Tawfiq Ammar, MD
NPI 1417199134ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Ann Arbor, MI
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Ann Arbor, Michigan, licensed in MI, with an NPI issued in March 2009. Their prescriptions cost Medicare Part D more than their services did: $66,000 for 546 claims, against $8,008 paid for services in 2024.
Overview
| NPI | 1417199134 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 26, 2009 |
| Last updated in NPPES | Aug 4, 2026 |
| Certified by provider | Aug 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 4301094586 | MI |
| Internal Medicine | 207R00000X | 4301094586 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 139 across 10 procedure codes |
| Paid by Medicare | $8,008 |
Part D prescriptions in 2024
| Prescriptions (claims) | 546 · 1,122 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $66,000 |
| Generic share | 75% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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