Clement K. Chan, M.D.
NPI 1336131408ActiveIndividual· Ophthalmology, Retina Specialist· Palm Desert, CA
Ophthalmology, Retina Specialist (M.D.) in Palm Desert, California, trained at Loma Linda University School of Medicine (class of 1980). In 2024 Medicare paid $2,958,426 for 828 patients, and Part D covered 1,071 of their prescriptions, 70% of them generic. Apellis Pharmaceuticals, Inc. was the largest of 9 companies reporting payments in 2025, $1,114 in all, mostly food and beverage.
Overview
| NPI | 1336131408 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 16, 2005 |
| Last updated in NPPES | Nov 22, 2022 |
| Certified by provider | Nov 22, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | G45036 | CA |
| Ophthalmology | 207W00000X | G45036 | 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 | 828 |
|---|---|
| Services billed | 39,169 across 42 procedure codes |
| Paid by Medicare | $2,958,426 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,071 · 1,877 30-day fills |
|---|---|
| Patients | 166 |
| Total drug cost | $57,698 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Ophthalmology |
Medical group
- Pacific Eye Institute A Medical Group IncUpland, CA · 44 clinicians
Hospital affiliation
- Desert Regional Medical CenterPalm Springs, CA
Industry payments (Open Payments)
- 2025$1,114 · 28 payments from 9 companies
- 2024$908.93 · 26 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Apellis Pharmaceuticals, Inc. | $339.83 | 5 |
| Regeneron Healthcare Solutions, Inc. | $186.23 | 4 |
| Genentech USA, Inc. | $147.99 | 6 |
| Regeneron Pharmaceuticals, Inc. | $143.23 | 1 |
| Abbvie Inc. | $90.57 | 4 |
What the 2025 payments were for
- Food and Beverage$1,114 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology, Retina Specialist providers in Palm Desert
- 1700413317
- 1457343568
- 1730175670
- 1669566535
All Ophthalmology, Retina Specialist providers in California →