Yuyang Mei, M.D.
NPI 1013440916ActiveIndividual· Family Medicine· Oakland, CA
Family Medicine (M.D.) in Oakland, California, trained at University of California, San Francisco School of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $537,902 for 2,703 claims, against $11,765 paid for services in 2024. Gilead Sciences, Inc. reported $27.05 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1013440916 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2017 |
| Last updated in NPPES | Jul 9, 2020 |
| Certified by provider | Jul 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A159935 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 155 across 12 procedure codes |
| Paid by Medicare | $11,765 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,703 · 6,354 30-day fills |
|---|---|
| Patients | 351 |
| Total drug cost | $537,902 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Family Practice |
Medical groups
- University of California Sfgh Medical GroupSan Francisco, CA · 587 clinicians
- Asian Health ServicesOakland, CA · 94 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- Eden Medical CenterCastro Valley, CA
- Zuckerberg San Francisco General Hosp & Trauma CtrSan Francisco, CA
Other facilities
- Asian Network Pacific Home Care, IncHome health agency · Oakland, CA
Industry payments (Open Payments)
- 2025$27.05 · 1 payment from 1 company
- 2024$24.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $27.05 | 1 |
What the 2025 payments were for
- Food and Beverage$27.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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