Stephen C. Allison, M.D.
NPI 1023336294ActiveIndividual· Psychiatry & Neurology, Psychiatry· Greenbrae, CA
Psychiatry & Neurology, Psychiatry (M.D.) in Greenbrae, California, trained at University of California, San Francisco School of Medicine (class of 2010). 44 Medicare patients in 2024, $23,057 paid; nearly all of their 76 Part D prescriptions were generic (96%).
Overview
| NPI | 1023336294 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 12, 2010 |
| Last updated in NPPES | Mar 28, 2022 |
| Certified by provider | Mar 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | A118576 | 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 - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 44 |
|---|---|
| Services billed | 228 across 8 procedure codes |
| Paid by Medicare | $23,057 |
Part D prescriptions in 2024
| Prescriptions (claims) | 76 · 81 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $21,853 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Psychiatry |
Medical group
- Regents Univ of California UCSFSan Francisco, CA · 283 clinicians
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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All 18 psychiatrists in Greenbrae · All psychiatrists in California