Mahmoud El-Yassir, MD
NPI 1245590868 · Ophthalmology Physician · Jackson, MI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mahmoud El-Yassir, MD is a Ophthalmology Physician provider in Jackson, MI (NPI 1245590868).
Provider details
- NPI number
- 1245590868
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301101506 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,584 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 323 | $443 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 281 | $122 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 223 | $43 |
| Exam of Visual Field With Extended Testing92083 | 214 | $58 |
| Imaging of Optic Nerve92133 | 189 | $31 |
| New Patient Complete Exam of Visual System92004 | 188 | $137 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 486 | 175 |
| Bimatoprostbrand: Lumigan | 342 | 111 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 242 | 71 |
| Prednisolone Acetate | 169 | 121 |
| Brimonidine Tartrate | 138 | 46 |
| Timolol Maleate | 122 | 49 |
| Dorzolamide Hcl | 89 | 34 |
| Ofloxacin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,372 across 60 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-17
- Last updated
- 2018-09-20
Frequently asked questions
- What is Mahmoud El-Yassir's NPI number?
- Mahmoud El-Yassir's National Provider Identifier (NPI) is 1245590868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mahmoud El-Yassir's specialty?
- Mahmoud El-Yassir is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mahmoud El-Yassir located?
- Mahmoud El-Yassir's practice location on file with NPPES is 1116 W Ganson St, Jackson, MI 49202-4240.
- What is Mahmoud El-Yassir's phone number?
- The practice phone number listed in the NPPES registry for Mahmoud El-Yassir is (517) 782-9436.
- Does Mahmoud El-Yassir accept Medicare?
- Mahmoud El-Yassir is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mahmoud El-Yassir's NPI active?
- Yes — Mahmoud El-Yassir's NPI (1245590868) is active in the NPPES registry as of the last update on 2018-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.