Tamer H. Mahmoud, MD
NPI 1588604458ActiveIndividual· Ophthalmology, Retina Specialist· Royal Oak, MI
Ophthalmology, Retina Specialist (MD) with Beaumont Medical Group- Specialty Services and 1 other group, practicing in Royal Oak, Michigan. In 2024 Medicare paid $3,056,301 for 874 patients, and Part D covered 291 of their prescriptions, 51% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 4 companies reporting payments in 2025, $306.48 in all, mostly food and beverage. Lists Beaumont Hospital Royal Oak as a hospital affiliation.
Overview
| NPI | 1588604458 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Jan 26, 2022 |
| Certified by provider | Jan 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | 4301085338 | MI |
| Ophthalmology | 207W00000X | 200300063 | NC |
| Ophthalmology | 207W00000X | 4301085338 | 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 - Ophthalmology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 874 |
|---|---|
| Services billed | 34,419 across 43 procedure codes |
| Paid by Medicare | $3,056,301 |
Part D prescriptions in 2024
| Prescriptions (claims) | 291 · 427 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $12,435 |
| Generic share | 51% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical groups
- Beaumont Medical Group- Specialty ServicesBerkley, MI · 847 clinicians
- Associated Retinal Consultants PCRoyal Oak, MI · 31 clinicians
Hospital affiliation
- Beaumont Hospital Royal OakRoyal Oak, MI
Industry payments (Open Payments)
- 2025$306.48 · 11 payments from 4 companies
- 2024$404.85 · 15 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $161.89 | 6 |
| Astellas Pharma US Inc | $63.50 | 2 |
| Ani Pharmaceuticals, Inc. | $63.16 | 2 |
| Genentech USA, Inc. | $17.93 | 1 |
What the 2025 payments were for
- Food and Beverage$306.48 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology, Retina Specialist providers in Royal Oak
- 1760411664
- 1508894643
- 1407832884
- 1659308617
- 1154367902
- 1780243246
- 1710412671
- 1386173870
- 1841486172
- 1174973416
- 1922488246
- 1558393405
All Ophthalmology, Retina Specialist providers in Michigan →