Brett Michael London, D.O.
NPI 1730474933ActiveIndividual· Family Medicine· Berkeley, CA
Family Medicine (D.O.) with One Medical Group Inc, practicing in Berkeley, California. 109 Medicare patients in 2024, $57,792 paid; nearly all of their 741 Part D prescriptions were generic (91%). Gilead Sciences, Inc. reported $21.79 in payments in 2024, mostly food and beverage. Lists Alta Bates Summit Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1730474933 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 15, 2011 |
| Last updated in NPPES | Dec 17, 2025 |
| Certified by provider | Dec 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 13489 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | TL-4021 | CO |
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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 109 |
|---|---|
| Services billed | 760 across 34 procedure codes |
| Paid by Medicare | $57,792 |
Part D prescriptions in 2024
| Prescriptions (claims) | 741 · 1,822 30-day fills |
|---|---|
| Patients | 115 |
| Total drug cost | $86,083 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- One Medical Group IncSan Jose, CA · 331 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
- Marinhealth Medical CenterGreenbrae, CA
- Stanford Health CareStanford, CA
Other facilities
- Sutter Care at HomeHome health agency · Concord, CA
Industry payments (Open Payments)
- 2024$21.79 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $21.79 | 1 |
What the 2024 payments were for
- Food and Beverage$21.79 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 85 family medicine physicians in Berkeley · All family medicine physicians in California