Nathan Liang
NPI 1124314893ActiveIndividual· Surgery, Vascular Surgery· Pittsburgh, PA
Surgery, Vascular Surgery in Pittsburgh, Pennsylvania, trained at Texas A & M University System, Hsc, College of Medicine (class of 2011). In 2024 Medicare paid $61,789 for 442 patients, and Part D covered 132 of their prescriptions, 77% of them generic. W. L. Gore & Associates, Inc. was the largest of 7 companies reporting payments in 2025, $39,591 in all, mostly consulting fees.
Overview
| NPI | 1124314893 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 21, 2011 |
| Last updated in NPPES | Mar 25, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | MD452229 | PA |
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 - Vascular Surgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 442 |
|---|---|
| Services billed | 591 across 77 procedure codes |
| Paid by Medicare | $61,789 |
Part D prescriptions in 2024
| Prescriptions (claims) | 132 · 300 30-day fills |
|---|---|
| Patients | 42 |
| Total drug cost | $28,275 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Texas A & M University System, Hsc, College of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Vascular Surgery |
Medical group
- University of Pittsburgh PhysiciansPittsburgh, PA · 4,236 clinicians
Hospital affiliation
- Upmc Presbyterian ShadysidePittsburgh, PA
Industry payments (Open Payments)
- 2025$39,591 · 62 payments from 7 companies
- 2024$27,816 · 57 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $25,146 | 28 |
| Bolton Medical Inc | $9,563 | 9 |
| Medtronic, Inc. | $2,131 | 6 |
| Penumbra, Inc. | $1,200 | 1 |
| Cook Medical LLC | $1,196 | 15 |
What the 2025 payments were for
- Consulting Fee$22,215 · 8 payments
- Travel and Lodging$11,107 · 7 payments
- Food and Beverage$3,169 · 45 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,100 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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