Esther Lee Kim, MD
NPI 1649539404ActiveIndividual· Ophthalmology, Retina Specialist· Santa Ana, CA
Ophthalmology, Retina Specialist (MD) in Santa Ana, California, trained at Yale University School of Medicine (class of 2012). In 2024 Medicare paid $4,888,249 for 998 patients, and Part D covered 1,188 of their prescriptions, 49% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 16 companies reporting payments in 2025, $142,881 in all, mostly consulting fees.
Overview
| NPI | 1649539404 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 14, 2012 |
| Last updated in NPPES | Oct 3, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | A127421 | CA |
| Ophthalmology | 207W00000X | 266190 | MA |
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 | 998 |
|---|---|
| Services billed | 69,395 across 59 procedure codes |
| Paid by Medicare | $4,888,249 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,188 · 1,734 30-day fills |
|---|---|
| Patients | 316 |
| Total drug cost | $202,177 |
| Generic share | 49% of claims |
Education and affiliations
| Medical school | Yale University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Ophthalmology |
Medical group
- Orange County Retina Medical GroupFullerton, CA · 5 clinicians
Hospital affiliation
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
Industry payments (Open Payments)
- 2025$142,881 · 174 payments from 16 companies
- 2024$146,021 · 193 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $50,964 | 39 |
| Astellas Pharma US Inc | $34,408 | 27 |
| Apellis Pharmaceuticals, Inc. | $32,583 | 29 |
| Ani Pharmaceuticals, Inc. | $10,503 | 19 |
| Genentech USA, Inc. | $5,391 | 17 |
What the 2025 payments were for
- Consulting Fee$89,173 · 30 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$23,484 · 7 payments
- Compensation for serving as faculty or as a speaker for a medical education program$11,694 · 4 payments
- Honoraria$10,125 · 1 payment
- Food and Beverage$4,224 · 120 payments
- Travel and Lodging$4,181 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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