Quick answers
- Does Tamer H. Mahmoud accept Medicare assignment?
- Yes. Medicare's clinician data says Tamer H. Mahmoud accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tamer H. Mahmoud see?
- In 2024, CMS data shows 874 Original Medicare patients and 34,419 services for Tamer H. Mahmoud. This counts Original Medicare only and measures volume, not quality.
- What is Tamer H. Mahmoud's NPI number?
- 1588604458. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tamer H. Mahmoud, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 874 |
|---|---|
| Services billed to Medicare | 34,419 |
| Different services or procedures | 43 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Injection, faricimab-svoa, 0.1 mg (J2777)22,200 services
- Injection, aflibercept, 1 mg (J0178)2,496 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,823 services
- Injection, ranibizumab, 0.1 mg (J2778)1,599 services
- Injection of drug into eye (67028)1,585 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Diabetes37%
- Ischemic heart disease37%
- Chronic kidney disease30%
Hospitals where Tamer H. Mahmoud works
Medicare's Facility Affiliation Data lists Tamer H. Mahmoud at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130
Practice locations
Addresses where Tamer H. Mahmoud is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 2609 Electric Ave, Suite APort Huron, MI 48060 (810) 982‑1300
- 28100 Grand River AveFarmington Hills, MI 48336
- 3555 W 13 Mile RdRoyal Oak, MI 48073 (248) 288‑2280
- 3601 W 13 Mile RdRoyal Oak, MI 48073
- 3601 W 13 Mile Rd Ec, Beaumont Emergency Services RoRoyal Oak, MI 48073 (248) 898‑5058
Group practices
Medicare enrollment lists Tamer H. Mahmoud as a member of these groups (CMS data updated October 2, 2026).
- Beaumont Medical Group- Specialty Services847 clinicians in the group
- Associated Retinal Consultants PC31 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Port Huron
Clinicians with the same Medicare primary specialty in Port Huron, MI — not a recommendation.
Other clinicians in Beaumont Medical Group- Specialty Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588604458 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians