Shirin Barez, MD
NPI 1659338952ActiveIndividual· Ophthalmology· Hayward, CA
Ophthalmology (MD) in Hayward, California, trained at George Washington University School of Medicine (class of 1988). In 2024 Medicare paid $922,372 for 692 patients, and Part D covered 1,413 of their prescriptions, 61% of them generic. Apellis Pharmaceuticals, Inc. was the largest of 5 companies reporting payments in 2025, $175.46 in all, mostly food and beverage.
Overview
| NPI | 1659338952 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 28, 2006 |
| Last updated in NPPES | Sep 3, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | G75048 | 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 | 692 |
|---|---|
| Services billed | 8,682 across 42 procedure codes |
| Paid by Medicare | $922,372 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,413 · 2,984 30-day fills |
|---|---|
| Patients | 288 |
| Total drug cost | $118,887 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Ophthalmology |
Medical groups
- Regents of the University of California at BerkeleyBerkeley, CA · 58 clinicians
- Optima Ophthalmic Medical Associates IncHayward, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$175.46 · 7 payments from 5 companies
- 2024$662.35 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Apellis Pharmaceuticals, Inc. | $56.57 | 2 |
| Genentech USA, Inc. | $42.83 | 2 |
| Harrow Eye, LLC | $33.84 | 1 |
| Alcon Vision LLC | $26.08 | 1 |
| Optos, Inc. | $16.14 | 1 |
What the 2025 payments were for
- Food and Beverage$159.32 · 6 payments
- Entertainment$16.14 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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