Stephen Fielding Oster, M.D., PH.D.
NPI 1215073689ActiveIndividual· Ophthalmology· La Jolla, CA
Ophthalmology (M.D., PH.D.) in La Jolla, California, trained at University of California, San Francisco School of Medicine (class of 2004). In 2024 Medicare paid $29,480 for 19 patients, and Part D covered 169 of their prescriptions, 81% of them generic. Genentech, Inc. was the largest of 2 companies reporting payments in 2024, $239.23 in all, mostly food and beverage.
Overview
| NPI | 1215073689 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 30, 2007 |
| Last updated in NPPES | Oct 16, 2021 |
| Certified by provider | Oct 16, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A103897 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 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 | 19 |
|---|---|
| Services billed | 251 across 10 procedure codes |
| Paid by Medicare | $29,480 |
Part D prescriptions in 2024
| Prescriptions (claims) | 169 · 360 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $7,306 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Ophthalmology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2024$239.23 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Genentech, Inc. | $135.43 | 1 |
| Regeneron Healthcare Solutions, Inc. | $103.80 | 1 |
What the 2024 payments were for
- Food and Beverage$239.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 65 ophthalmologists in La Jolla · All ophthalmologists in California