Ivan Jisoo Lee, MD
NPI 1942769831ActiveIndividual· Ophthalmology· Fullerton, CA
Ophthalmology (MD) in Fullerton, California, trained at Oakland Univ, William Beaumont School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $21,052 for 507 claims, against $12,569 paid for services in 2024. Apellis Pharmaceuticals, Inc. was the largest of 10 companies reporting payments in 2025, $589.70 in all, mostly food and beverage.
Overview
| NPI | 1942769831 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 19, 2019 |
| Last updated in NPPES | Dec 2, 2025 |
| Certified by provider | Dec 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A200827 | CA |
| Ophthalmology | 207W00000X | 35.147835 | OH |
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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 171 across 29 procedure codes |
| Paid by Medicare | $12,569 |
Part D prescriptions in 2024
| Prescriptions (claims) | 507 · 709 30-day fills |
|---|---|
| Patients | 206 |
| Total drug cost | $21,052 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Oakland Univ, William Beaumont School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Ophthalmology |
Medical group
- Retina Consultants of Orange County, A Medical CorporationFullerton, CA · 5 clinicians
Hospital affiliations
- Pih Health Hospital-WhittierWhittier, CA
- Providence St. Jude Medical CenterFullerton, CA
Industry payments (Open Payments)
- 2025$589.70 · 19 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Apellis Pharmaceuticals, Inc. | $163.07 | 5 |
| Regeneron Healthcare Solutions, Inc. | $92.81 | 3 |
| Abbvie Inc. | $62.97 | 3 |
| Alcon Vision LLC | $58.24 | 1 |
| Ocular Therapeutix, Inc. | $57.46 | 1 |
What the 2025 payments were for
- Food and Beverage$589.70 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 ophthalmologists in Fullerton · All ophthalmologists in California