Lok Yun Sung, MD
NPI 1720221369ActiveIndividual· Radiology, Vascular & Interventional Radiology· Stony Brook, NY
Radiology, Vascular & Interventional Radiology (MD) in Stony Brook, New York, trained at State University of New York at Stony Brook, School of Medicine (class of 2008). Medicare paid $115,785 for services to 1,100 patients in 2024. Stryker Corporation was the largest of 4 companies reporting payments in 2025, $756.84 in all, mostly food and beverage.
Overview
| NPI | 1720221369 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 13, 2009 |
| Last updated in NPPES | Mar 25, 2025 |
| Certified by provider | Mar 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | 268768 | NY |
| Radiology, Diagnostic Radiology | 2085R0202X | 268768 | NY |
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 - Diagnostic Radiology (FL); Practitioner - Interventional Radiology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,100 |
|---|---|
| Services billed | 2,132 across 146 procedure codes |
| Paid by Medicare | $115,785 |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Interventional Radiology |
| Secondary specialties | Diagnostic Radiology |
Medical group
- Stony Brook Radiology, University Faculty Practice CorporationStony Brook, NY · 59 clinicians
Hospital affiliation
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$756.84 · 17 payments from 4 companies
- 2024$3,661 · 34 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $495.36 | 8 |
| Penumbra, Inc. | $214.06 | 7 |
| Okami Medical, Inc. | $31.09 | 1 |
| Terumo Medical Corporation | $16.33 | 1 |
What the 2025 payments were for
- Food and Beverage$756.84 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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