Nishina Ann Thomas, MD
NPI 1174933204ActiveIndividual· Psychiatry & Neurology, Psychiatry· Palo Alto, CA
Psychiatry & Neurology, Psychiatry (MD) in Palo Alto, California, trained at University of Texas Medical School at San Antonio (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $277,152 for 865 claims, against $12,969 paid for services in 2024.
Overview
| NPI | 1174933204 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 29, 2014 |
| Last updated in NPPES | Aug 5, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | A154908 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | TX |
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); Practitioner - Psychiatry (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 118 across 7 procedure codes |
| Paid by Medicare | $12,969 |
Part D prescriptions in 2024
| Prescriptions (claims) | 865 · 909 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $277,152 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Psychiatry |
Medical group
- Sheppard Pratt Physicians PABaltimore, MD · 67 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 222 psychiatrists in Palo Alto · All psychiatrists in California