Thomas Cowan, MD
NPI 1518064468ActiveIndividual· General Practice· San Francisco, CA
Opted out of Medicare from January 2016 to January 2028. General Practice (MD) in San Francisco, California, licensed in CA, with an NPI issued in September 2006.
Overview
| NPI | 1518064468 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Aug 3, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | G86923 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jan 1, 2016 – Jan 1, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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