Brian Hong Chen, M.D.
NPI 1952631632ActiveIndividual· Ophthalmology· San Gabriel, CA
Ophthalmology (M.D.) with Retina Institute of California Medical Group, A California Medical Par, practicing in San Gabriel, California. Their prescriptions cost Medicare Part D more than their services did: $582,754 for 9,607 claims, against $246,456 paid for services in 2024. Nova Eye, Inc. was the largest of 6 companies reporting payments in 2025, $840.03 in all, mostly food and beverage.
Overview
| NPI | 1952631632 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 2, 2010 |
| Last updated in NPPES | Aug 7, 2020 |
| Certified by provider | Aug 7, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 127719 | CA |
| Internal Medicine | 207R00000X | MT195228 | PA |
| Ophthalmology | 207W00000X | MT195228 | PA |
| Ophthalmology | 207W00000X | TRN19262 | FL |
| Ophthalmology, Glaucoma Specialist | 207WX0009X | A127719 | 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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 770 |
|---|---|
| Services billed | 2,972 across 22 procedure codes |
| Paid by Medicare | $246,456 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,607 · 14,255 30-day fills |
|---|---|
| Patients | 1,486 |
| Total drug cost | $582,754 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Retina Institute of California Medical Group, A California Medical ParPalm Desert, CA · 77 clinicians
Industry payments (Open Payments)
- 2025$840.03 · 12 payments from 6 companies
- 2024$452.98 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Nova Eye, Inc. | $337.74 | 3 |
| Abbvie Inc. | $155.39 | 4 |
| Glaukos Corporation | $153.30 | 1 |
| Bausch & Lomb Americas Inc. | $76.16 | 1 |
| E.R. Squibb & Sons, L.L.C. | $72.58 | 1 |
What the 2025 payments were for
- Food and Beverage$840.03 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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