Ahmed Zeb Khan, MD
NPI 1851779326ActiveIndividual· Hospitalist· Shenandoah, TX
Hospitalist (MD) with Tmh Physician Associates PLLC and 2 other groups, practicing in Shenandoah, Texas. In 2024 Medicare paid $89,127 for 419 patients, and Part D covered 1,130 of their prescriptions, 88% of them generic. Alexion Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $98.54 in all, mostly food and beverage. Lists HCA Houston Healthcare Southeast and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1851779326 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 15, 2015 |
| Last updated in NPPES | Jan 17, 2023 |
| Certified by provider | Jan 17, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | T4537 | TX |
| Internal Medicine | 207R00000X | MD464908 | 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 - Internal Medicine (PA); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 419 |
|---|---|
| Services billed | 1,069 across 13 procedure codes |
| Paid by Medicare | $89,127 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,130 · 1,304 30-day fills |
|---|---|
| Patients | 613 |
| Total drug cost | $62,455 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Tmh Physician Associates PLLCKaty, TX · 1,690 clinicians
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
- Universal Physicians PAHouston, TX · 8 clinicians
Hospital affiliations
- HCA Houston Healthcare SoutheastPasadena, TX
- Houston Methodist Cypress HospitalCypress, TX
- Jps Health NetworkFort Worth, TX
- Memorial Hermann Hospital SystemHouston, TX
- Texas Health Arlington Memorial HospitalArlington, TX
Industry payments (Open Payments)
- 2025$98.54 · 3 payments from 2 companies
- 2024$131.95 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $74.47 | 2 |
| Pfizer Inc. | $24.07 | 1 |
What the 2025 payments were for
- Food and Beverage$98.54 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 75 hospitalists in Shenandoah · All hospitalists in Texas