Abdul Nasir Khan, MD
NPI 1215919881ActiveIndividual· Internal Medicine, Nephrology· Gainesville, TX
Internal Medicine, Nephrology (MD) with Chickasaw Nation Division of Health Chickasaw Nation Medical Center and 2 other groups, practicing in Gainesville, Texas. Their prescriptions cost Medicare Part D more than their services did: $789,822 for 3,585 claims, against $360,410 paid for services in 2024. Travere Therapeutics, Inc. was the largest of 16 companies reporting payments in 2025, $698.28 in all, mostly food and beverage. Lists Alliancehealth Madill and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1215919881 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 18, 2005 |
| Last updated in NPPES | Jun 25, 2024 |
| Certified by provider | Jun 25, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | K8251 | TX |
| Internal Medicine, Nephrology | 207RN0300X | 20569 | OK |
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 - Nephrology (OK); Practitioner - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 679 |
|---|---|
| Services billed | 2,935 across 46 procedure codes |
| Paid by Medicare | $360,410 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,585 · 5,092 30-day fills |
|---|---|
| Patients | 448 |
| Total drug cost | $789,822 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical groups
- Chickasaw Nation Division of Health Chickasaw Nation Medical CenterAda, OK · 240 clinicians
- Absolute Urgent Care IncGainesville, TX · 7 clinicians
- Southern Oklahoma Kidney Center IncArdmore, OK · 3 clinicians
Hospital affiliations
- Alliancehealth MadillMadill, OK
- Arbuckle Memorial Hospital AuthoritySulphur, OK
- Chickasaw Nation Medical CenterAda, OK
- Mercy Hospital AdaAda, OK
- Mercy Hospital Ardmore, IncArdmore, OK
Other facilities
- Davita Ardmore Dialysis RanchDialysis facility · Ardmore, OK
- Davita Dialysis CottageDialysis facility · Gainesville, TX
- Fmcna - Ada Dialysis CtrDialysis facility · Ada, OK
Industry payments (Open Payments)
- 2025$698.28 · 39 payments from 16 companies
- 2024$957.62 · 53 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $135.85 | 9 |
| Fresenius USA Marketing, Inc. | $115.24 | 6 |
| Astrazeneca Pharmaceuticals LP | $72.37 | 4 |
| Calliditas Therapeutics US Inc. | $59.85 | 3 |
| Novartis Pharmaceuticals Corporation | $53.47 | 3 |
What the 2025 payments were for
- Food and Beverage$695.90 · 38 payments
- Education$2.38 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Gainesville
- 1184462905