Daniel Marc Chinn, MD
NPI 1063493757ActiveIndividual· Radiology, Radiation Oncology· Concord, CA
Radiology, Radiation Oncology (MD) in Concord, California, trained at University of California, San Francisco School of Medicine (class of 1996). 383 Medicare patients in 2024, $253,832 paid; nearly all of their 142 Part D prescriptions were generic (94%). Boston Scientific Corporation reported $52.60 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1063493757 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 9, 2005 |
| Last updated in NPPES | Dec 27, 2021 |
| Certified by provider | Dec 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | A60944 | 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 - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 383 |
|---|---|
| Services billed | 2,924 across 31 procedure codes |
| Paid by Medicare | $253,832 |
Part D prescriptions in 2024
| Prescriptions (claims) | 142 · 181 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $2,395 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Radiation Oncology |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- Contra Costa Regional Medical CenterMartinez, CA
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$52.60 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $52.60 | 1 |
What the 2025 payments were for
- Food and Beverage$52.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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