George Kimmerling, M.D.
NPI 1346313269ActiveIndividual· Specialist· San Francisco, CA
Specialist (M.D.) in San Francisco, California, licensed in CA, with an NPI issued in November 2006. Their prescriptions cost Medicare Part D more than their services did: $1,718,396 for 5,924 claims, against $72,967 paid for services in 2024. Lilly USA, LLC was the largest of 6 companies reporting payments in 2025, $627.33 in all, mostly food and beverage. Lists California Pacific Medical Center - Mission Bernal and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1346313269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 16, 2006 |
| Last updated in NPPES | Aug 13, 2025 |
| Certified by provider | Aug 13, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | G254210 | CA |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | G25421 | 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 | 261 |
|---|---|
| Services billed | 645 across 19 procedure codes |
| Paid by Medicare | $72,967 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,924 · 13,197 30-day fills |
|---|---|
| Patients | 486 |
| Total drug cost | $1,718,396 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Endocrinology |
Hospital affiliations
- California Pacific Medical Center - Mission BernalSan Francisco, CA
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA
- California Pacific Medical Ctr-Davies Campus HospSan Francisco, CA
- Novato Community HospitalNovato, CA
- UCSF Health St. Mary's HospitalSan Francisco, CA
Other facilities
- Sutter Care at HomeHome health agency · San Francisco, CA
Industry payments (Open Payments)
- 2025$627.33 · 23 payments from 6 companies
- 2024$628.15 · 29 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $190.61 | 7 |
| Novo Nordisk Inc | $173.65 | 9 |
| Abbott Laboratories | $108.45 | 1 |
| Amgen Inc. | $106.58 | 4 |
| Dexcom, Inc. | $29.09 | 1 |
What the 2025 payments were for
- Food and Beverage$627.33 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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