Michael Louis Dworkin, MD
NPI 1922505924ActiveIndividual· Radiology, Radiation Oncology· Santa Cruz, CA
Radiology, Radiation Oncology (MD) in Santa Cruz, California, trained at Duke University School of Medicine (class of 2018). In 2024 Medicare paid $1,649,191 for 290 patients, and Part D covered 134 of their prescriptions, 80% of them generic. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $231.05 in all, mostly food and beverage.
Overview
| NPI | 1922505924 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 7, 2018 |
| Last updated in NPPES | Mar 6, 2024 |
| Certified by provider | Mar 6, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | A166759 | 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 - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 290 |
|---|---|
| Services billed | 8,615 across 40 procedure codes |
| Paid by Medicare | $1,649,191 |
Part D prescriptions in 2024
| Prescriptions (claims) | 134 · 170 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $73,904 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliations
- Dominican HospitalSanta Cruz, CA
- Watsonville Community HospitalWatsonville, CA
Industry payments (Open Payments)
- 2025$231.05 · 9 payments from 5 companies
- 2024$552.26 · 17 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $56.90 | 2 |
| Novartis Pharmaceuticals Corporation | $55.24 | 2 |
| Sumitomo Pharma America, Inc. | $54.46 | 2 |
| Janssen Biotech, Inc. | $50.16 | 2 |
| Regeneron Healthcare Solutions, Inc. | $14.29 | 1 |
What the 2025 payments were for
- Food and Beverage$231.05 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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