Terry Yun-Ho Kwak, MD
NPI 1497708184ActiveIndividual· Ophthalmology· Rockville, MD
Ophthalmology (MD) in Rockville, Maryland, trained at Jefferson Medical College of Thomas Jefferson University (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $821,379 for 1,914 claims, against $317,910 paid for services in 2024. Alcon Vision LLC was the largest of 9 companies reporting payments in 2025, $643.81 in all, mostly food and beverage.
Overview
| NPI | 1497708184 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 17, 2006 |
| Last updated in NPPES | Jul 8, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | D0068866 | MD |
| Optometrist | 152W00000X | TP-0003219 | DE |
| Ophthalmology | 207W00000X | C1-0008039 | DE |
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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,205 |
|---|---|
| Services billed | 4,191 across 29 procedure codes |
| Paid by Medicare | $317,910 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,914 · 3,380 30-day fills |
|---|---|
| Patients | 413 |
| Total drug cost | $821,379 |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Ophthalmology |
Medical group
- Robert C. Feldman, MD, PARockville, MD · 6 clinicians
Industry payments (Open Payments)
- 2025$643.81 · 25 payments from 9 companies
- 2024$1,209 · 39 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $183.07 | 8 |
| Sun Pharmaceutical Industries Inc. | $93.84 | 4 |
| Tarsus Pharmaceuticals, Inc. | $89.93 | 3 |
| Mallinckrodt Hospital Products Inc. | $77.06 | 2 |
| Harrow Eye, LLC | $70.35 | 3 |
What the 2025 payments were for
- Food and Beverage$643.81 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 49 ophthalmologists in Rockville · All ophthalmologists in Maryland