Warren Bruce Chin, MD
NPI 1740390681ActiveIndividual· Physical Medicine & Rehabilitation· Santa Rosa, CA
Physical Medicine & Rehabilitation (MD) in Santa Rosa, California, trained at George Washington University School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $117,336 for 1,934 claims, against $38,565 paid for services in 2024. Vertex Pharmaceuticals Incorporated was the largest of 5 companies reporting payments in 2025, $323.24 in all, mostly food and beverage.
Overview
| NPI | 1740390681 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Feb 26, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physical Medicine & Rehabilitation Primary | 208100000X | A75147 | 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 - Physical Medicine and Rehabilitation (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 52 |
|---|---|
| Services billed | 391 across 3 procedure codes |
| Paid by Medicare | $38,565 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,934 · 1,996 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $117,336 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Physical Medicine And Rehabilitation |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$323.24 · 10 payments from 5 companies
- 2024$278.45 · 16 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $160.77 | 3 |
| Abbvie Inc. | $84.75 | 3 |
| Collegium Pharmaceutical, Inc. | $35.31 | 2 |
| Glaxosmithkline, LLC. | $21.42 | 1 |
| Pfizer Inc. | $20.99 | 1 |
What the 2025 payments were for
- Food and Beverage$323.24 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Physical Medicine & Rehabilitation providers in California →