Weining W. Liang, MD
NPI 1033222831ActiveIndividual· Internal Medicine· Flushing, NY
Internal Medicine (MD) in Flushing, New York, licensed in NY, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $7,341,452 for 36,923 claims, against $95,764 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $17,082 in all, mostly speaking and faculty fees.
Overview
| NPI | 1033222831 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 16, 2006 |
| Last updated in NPPES | Nov 13, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 203586 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 137 |
|---|---|
| Services billed | 1,202 across 25 procedure codes |
| Paid by Medicare | $95,764 |
Part D prescriptions in 2024
| Prescriptions (claims) | 36,923 · 44,323 30-day fills |
|---|---|
| Patients | 744 |
| Total drug cost | $7,341,452 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Industry payments (Open Payments)
- 2025$17,082 · 67 payments from 15 companies
- 2024$19,662 · 102 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $10,010 | 24 |
| Gilead Sciences, Inc. | $6,540 | 18 |
| Incyte Corporation | $106.79 | 5 |
| Astrazeneca Pharmaceuticals LP | $79.68 | 4 |
| Insmed, Inc. | $54.64 | 2 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$15,525 · 8 payments
- Food and Beverage$1,557 · 59 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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