Wasim Mhammad Khan, MD
NPI 1992717201ActiveIndividual· Internal Medicine· Lufkin, TX
Internal Medicine (MD) in Lufkin, Texas, licensed in TX, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $53,359 for 581 claims, against $871.45 paid for services in 2024. Exact Sciences Corporation was the largest of 4 companies reporting payments in 2025, $127.73 in all, mostly food and beverage.
Overview
| NPI | 1992717201 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 13, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | J9729 | TX |
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 - General Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 34 |
|---|---|
| Services billed | 42 across 7 procedure codes |
| Paid by Medicare | $871.45 |
Part D prescriptions in 2024
| Prescriptions (claims) | 581 · 1,012 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $53,359 |
| Generic share | 89% of claims |
Industry payments (Open Payments)
- 2025$127.73 · 5 payments from 4 companies
- 2024$39.63 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $58.41 | 2 |
| Novo Nordisk Inc | $25.57 | 1 |
| Abbvie Inc. | $21.96 | 1 |
| Nalu Medical, Inc. | $21.79 | 1 |
What the 2025 payments were for
- Food and Beverage$127.73 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 58 internal medicine physicians in Lufkin · All internal medicine physicians in Texas