Sunyoung Lee, MD
NPI 1003159054ActiveIndividual· Internal Medicine, Medical Oncology· Houston, TX
Internal Medicine, Medical Oncology (MD) with Physicians Referral Service, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $2,414,261 for 376 claims, against $52,190 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $3,615 in all, mostly consulting fees.
Overview
| NPI | 1003159054 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2013 |
| Last updated in NPPES | May 3, 2023 |
| Certified by provider | May 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | S2626 | TX |
| Internal Medicine | 207R00000X | 285849 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Medical Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 170 |
|---|---|
| Services billed | 529 across 17 procedure codes |
| Paid by Medicare | $52,190 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 433 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $2,414,261 |
| Generic share | 61% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$3,615 · 6 payments from 3 companies
- 2024$8,172 · 9 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $3,107 | 3 |
| Intera Oncology, Inc | $332.20 | 2 |
| Exelixis Inc. | $175.00 | 1 |
What the 2025 payments were for
- Consulting Fee$3,015 · 2 payments
- Food and Beverage$599.53 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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