Bryan Chen, M.D.
Student in an Organized Health Care Education/Training Program (M.D.) in Los Angeles, California, trained at State University of New York Downstate Medical Center (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $21,734 for 273 claims, against $4,169 paid for services in 2024. Genzyme Corporation was the largest of 2 companies reporting payments in 2025, $65.82 in all, mostly food and beverage.
Overview
| NPI | 1104244169 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 6, 2014 |
| Last updated in NPPES | Oct 28, 2021 |
| Certified by provider | Oct 28, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 390200000X | — | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 23 |
|---|---|
| Services billed | 43 across 6 procedure codes |
| Paid by Medicare | $4,169 |
Part D prescriptions in 2024
| Prescriptions (claims) | 273 · 574 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $21,734 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Internal Medicine |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - Baldwin ParkBaldwin Park, CA
Industry payments (Open Payments)
- 2025$65.82 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $48.84 | 1 |
| Janssen Biotech, Inc. | $16.98 | 1 |
What the 2025 payments were for
- Food and Beverage$65.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 6,802 Student in an Organized Health Care Education/Training Program providers in Los Angeles · All Student in an Organized Health Care Education/Training Program providers in California