Tiffany J. Au
NPI 1124525324ActiveIndividual· Emergency Medicine· Oakland, CA
Emergency Medicine in Oakland, California, trained at Stanford University School of Medicine (class of 2018). 88 Medicare patients in 2024, $11,125 paid; nearly all of their 120 Part D prescriptions were generic (97%).
Overview
| NPI | 1124525324 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 12, 2018 |
| Last updated in NPPES | Oct 21, 2026 |
| Certified by provider | Oct 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A163975 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 98 across 8 procedure codes |
| Paid by Medicare | $11,125 |
Part D prescriptions in 2024
| Prescriptions (claims) | 120 · 136 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $3,314 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Emergency Medicine |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
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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