Rosa Young Ahn-Horst, MD MPH
NPI 1649822420ActiveIndividual· Psychiatry & Neurology, Psychiatry· Palo Alto, CA
Psychiatry & Neurology, Psychiatry (MD MPH) in Palo Alto, California, licensed in CA, with an NPI issued in July 2019. Part D covered 122 prescriptions written in 2024, 100% of them generic.
Overview
| NPI | 1649822420 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD MPH |
| Sole proprietor | No |
| NPI issued | Jul 12, 2019 |
| Last updated in NPPES | Jul 27, 2026 |
| Certified by provider | Jul 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | A201644 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | A201644 | 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 Order and Referring Only - Psychiatry (MA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 122 · 230 30-day fills |
|---|---|
| Total drug cost | $3,676 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Psychiatry & Neurology, Psychiatry providers in Palo Alto
- 1437833753
- 1154169241
- 1346550902
- 1811644230
- 1740135078
- 1942182993
- 1164235289
- 1447871272
- 1649209768
- 1932900313
- 1689684151
- 1942867718
All Psychiatry & Neurology, Psychiatry providers in California →