Eun Sun Lee I, MD
NPI 1962854521ActiveIndividual· Internal Medicine, Infectious Disease· Hartford, CT
Internal Medicine, Infectious Disease (MD) with Hartford Hospital, practicing in Hartford, Connecticut. In 2024 Medicare paid $50,079 for 144 patients, and Part D covered 122 of their prescriptions, 84% of them generic. Gilead Sciences, Inc. reported $246.73 in payments in 2025, mostly food and beverage. Lists Hartford Hospital as a hospital affiliation.
Overview
| NPI | 1962854521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 7, 2016 |
| Last updated in NPPES | Jun 9, 2022 |
| Certified by provider | Mar 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 070751 | CT |
| Internal Medicine | 207R00000X | 070751 | CT |
| Internal Medicine | 207R00000X | 125.068125 | IL |
| Internal Medicine, Infectious Disease | 207RI0200X | 37395 | OK |
| Hospitalist | 208M00000X | 37395 | OK |
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 - Infectious Disease (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 144 |
|---|---|
| Services billed | 597 across 13 procedure codes |
| Paid by Medicare | $50,079 |
Part D prescriptions in 2024
| Prescriptions (claims) | 122 · 160 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $30,018 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Hartford HospitalHartford, CT · 1,044 clinicians
Hospital affiliation
- Hartford HospitalHartford, CT
Industry payments (Open Payments)
- 2025$246.73 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $246.73 | 2 |
What the 2025 payments were for
- Food and Beverage$246.73 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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