Michael J. Drinnan, MD
NPI 1609883024ActiveIndividual· Ophthalmology· San Mateo, CA
Ophthalmology (MD) with Peninsula Eye Physicians Medical Group,inc., practicing in San Mateo, California. In 2024 Medicare paid $133,066 for 411 patients, and Part D covered 291 of their prescriptions, 42% of them generic. Biotissue Holdings Inc. reported $129.06 in payments in 2025, mostly food and beverage. Lists Peninsula Medical Center as a hospital affiliation.
Overview
| NPI | 1609883024 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Oct 23, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | G50381 | 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 | 411 |
|---|---|
| Services billed | 1,116 across 20 procedure codes |
| Paid by Medicare | $133,066 |
Part D prescriptions in 2024
| Prescriptions (claims) | 291 · 571 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $12,071 |
| Generic share | 42% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Peninsula Eye Physicians Medical Group,inc.San Mateo, CA · 8 clinicians
Hospital affiliation
- Peninsula Medical CenterBurlingame, CA
Industry payments (Open Payments)
- 2025$129.06 · 1 payment from 1 company
- 2024$75.77 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotissue Holdings Inc. | $129.06 | 1 |
What the 2025 payments were for
- Food and Beverage$129.06 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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