Keith H. Kosakura, O.D.
NPI 1922092022ActiveIndividual· Optometrist· Cupertino, CA
Optometrist (O.D.) in Cupertino, California, trained at University of California - School of Optometry (class of 1997). Mostly services rather than prescriptions: Medicare paid $19,644 for 132 patients in 2024, with only 17 Part D claims. Alcon Vision LLC was the largest of 3 companies reporting payments in 2025, $554.55 in all, mostly food and beverage.
Overview
| NPI | 1922092022 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 2, 2005 |
| Last updated in NPPES | Apr 8, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 10854T | 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 - Optometry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 132 |
|---|---|
| Services billed | 315 across 10 procedure codes |
| Paid by Medicare | $19,644 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 20 30-day fills |
|---|---|
| Total drug cost | $7,637 |
Education and affiliations
| Medical school | University of California - School of Optometry |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$554.55 · 10 payments from 3 companies
- 2024$641.17 · 14 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $252.57 | 5 |
| Johnson & Johnson Vision Care, Inc. | $204.41 | 4 |
| Coopervision Inc. | $97.57 | 1 |
What the 2025 payments were for
- Food and Beverage$554.55 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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