Yvonne Yeung, M.D.
NPI 1144244096ActiveIndividual· Internal Medicine· Oakland, CA
Internal Medicine (M.D.) in Oakland, California, trained at State University of New York at Stony Brook, School of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $656,601 for 4,125 claims, against $165,712 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 13 companies reporting payments in 2025, $736.54 in all, mostly food and beverage.
Overview
| NPI | 1144244096 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 26, 2006 |
| Last updated in NPPES | May 30, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G61519 | CA |
| Internal Medicine, Geriatric Medicine | 207RG0300X | G61519 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 171 |
|---|---|
| Services billed | 2,055 across 38 procedure codes |
| Paid by Medicare | $165,712 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,125 · 10,630 30-day fills |
|---|---|
| Patients | 254 |
| Total drug cost | $656,601 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- East Bay Primary Care Medical Group, Inc.Oakland, CA · 3 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
- Eden Medical CenterCastro Valley, CA
Other facilities
- Asian Network Pacific Home Care, IncHome health agency · Oakland, CA
- Centerwell Asian American Home HealthHome health agency · Alameda, CA
Industry payments (Open Payments)
- 2025$736.54 · 20 payments from 13 companies
- 2024$608.83 · 22 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $238.81 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $91.36 | 3 |
| Glaxosmithkline, LLC. | $54.15 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $52.86 | 2 |
| Lilly USA, LLC | $48.35 | 2 |
What the 2025 payments were for
- Food and Beverage$736.54 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 463 internal medicine physicians in Oakland · All internal medicine physicians in California