Joseph H. Greenberg, MD
NPI 1912085937ActiveIndividual· Specialist· San Rafael, CA
Specialist (MD) in San Rafael, California, trained at University of Minnesota Medical School (class of 1967). Mostly services rather than prescriptions: Medicare paid $158,119 for 188 patients in 2024, with only 48 Part D claims. Abbvie Inc. reported $22.43 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1912085937 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Apr 22, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | C35289 | 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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 1,602 across 25 procedure codes |
| Paid by Medicare | $158,119 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 113 30-day fills |
|---|---|
| Total drug cost | $951.36 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1967 |
| Medicare specialty | Dermatology |
Medical group
- Joseph H Greenberg Ltd A Medical CorpSan Rafael, CA · 4 clinicians
Hospital affiliation
- Novato Community HospitalNovato, CA
Industry payments (Open Payments)
- 2025$22.43 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $22.43 | 1 |
What the 2025 payments were for
- Food and Beverage$22.43 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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