Ma'An Nasir, M.D.
NPI 1629177241ActiveIndividual· Ophthalmology, Retina Specialist· Santa Barbara, CA
Ophthalmology, Retina Specialist (M.D.) in Santa Barbara, California, trained at University of Texas Medical School at San Antonio (class of 1990). In 2024 Medicare paid $2,540,413 for 981 patients, and Part D covered 1,009 of their prescriptions, 80% of them generic. Alcon Vision LLC was the largest of 3 companies reporting payments in 2025, $354.92 in all, mostly food and beverage.
Overview
| NPI | 1629177241 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 21, 2006 |
| Last updated in NPPES | Jun 6, 2022 |
| Certified by provider | Jun 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | A50917 | CA |
| Specialist | 174400000X | A50917 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 981 |
|---|---|
| Services billed | 25,232 across 40 procedure codes |
| Paid by Medicare | $2,540,413 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,009 · 1,524 30-day fills |
|---|---|
| Patients | 254 |
| Total drug cost | $55,858 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Ophthalmology |
Medical group
- California Retina ConsultantsValencia, CA · 12 clinicians
Industry payments (Open Payments)
- 2025$354.92 · 6 payments from 3 companies
- 2024$72.14 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $199.99 | 1 |
| Genentech USA, Inc. | $93.96 | 3 |
| Astellas Pharma US Inc | $60.97 | 2 |
What the 2025 payments were for
- Food and Beverage$354.92 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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