Stephen Yee, MD
NPI 1528078185ActiveIndividual· Internal Medicine, Hematology & Oncology· Oakland, CA
Internal Medicine, Hematology & Oncology (MD) in Oakland, California, trained at University of California, San Francisco School of Medicine (class of 1979). Part D covered 256 prescriptions written in 2024, 70% of them generic. Astrazeneca Pharmaceuticals LP reported $43.25 in payments in 2025, mostly education.
Overview
| NPI | 1528078185 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 8, 2006 |
| Last updated in NPPES | Feb 22, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | G42840 | 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 - Hematology/Oncology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 256 · 334 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $1,488,637 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Hematology/Oncology |
Medical group
- Alameda Health SystemOakland, CA · 601 clinicians
Hospital affiliations
- Alameda HospitalAlameda, CA
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
- Highland HospitalOakland, CA
Industry payments (Open Payments)
- 2025$43.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 17 hematologist-oncologists in Oakland · All hematologist-oncologists in California