George Herbert Grifka, M.D.
NPI 1326189580ActiveIndividual· Internal Medicine, Cardiovascular Disease· Santa Monica, CA
Internal Medicine, Cardiovascular Disease (M.D.) in Santa Monica, California, trained at University of California, Geffen School of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $1,829,848 for 6,220 claims, against $964,199 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 12 companies reporting payments in 2025, $1,397 in all, mostly food and beverage.
Overview
| NPI | 1326189580 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 9, 2007 |
| Last updated in NPPES | Mar 27, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | G037263 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiac Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 713 |
|---|---|
| Services billed | 5,391 across 35 procedure codes |
| Paid by Medicare | $964,199 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,220 · 16,125 30-day fills |
|---|---|
| Patients | 612 |
| Total drug cost | $1,829,848 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Cardiac Surgery |
Hospital affiliation
- Saint John's Health CenterSanta Monica, CA
Industry payments (Open Payments)
- 2025$1,397 · 68 payments from 12 companies
- 2024$1,664 · 84 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $318.00 | 28 |
| Merck Sharp & Dohme LLC | $299.83 | 12 |
| E.R. Squibb & Sons, L.L.C. | $184.28 | 7 |
| Alnylam Pharmaceuticals Inc. | $123.40 | 5 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $115.53 | 4 |
What the 2025 payments were for
- Food and Beverage$1,397 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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