Chinedu O. Nwachukwu, MD
NPI 1205312253ActiveIndividual· Internal Medicine, Nephrology· Lawton, OK
Internal Medicine, Nephrology (MD) with Dallas Renal Group, P.A., practicing in Lawton, Oklahoma. 459 Medicare patients in 2024, $178,189 paid; nearly all of their 568 Part D prescriptions were generic (96%). Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $382.41 in all, mostly food and beverage. Lists Duncan Regional Hospital, Inc and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1205312253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2018 |
| Last updated in NPPES | Oct 7, 2026 |
| Certified by provider | Oct 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 40552 | OK |
| Internal Medicine | 207R00000X | 40552 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 459 |
|---|---|
| Services billed | 2,041 across 21 procedure codes |
| Paid by Medicare | $178,189 |
Part D prescriptions in 2024
| Prescriptions (claims) | 568 · 1,322 30-day fills |
|---|---|
| Patients | 162 |
| Total drug cost | $40,334 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Dallas Renal Group, P.A.Dallas, TX · 53 clinicians
Hospital affiliations
- Duncan Regional Hospital, IncDuncan, OK
- Elkview General HospitalHobart, OK
- Harmon Memorial HospitalHollis, OK
- Jackson County Memorial Hospital AuthorityAltus, OK
- Memorial HealthLawton, OK
Other facilities
- Davita Anadarko Dialysis CenterDialysis facility · Anadarko, OK
- Davita Duncan Dialysis CenterDialysis facility · Duncan, OK
- Davita Lawton DialysisDialysis facility · Lawton, OK
- Usrc AltusDialysis facility · Altus, OK
Industry payments (Open Payments)
- 2025$382.41 · 19 payments from 11 companies
- 2024$511.76 · 30 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $87.46 | 5 |
| Novartis Pharmaceuticals Corporation | $80.89 | 4 |
| Travere Therapeutics, Inc. | $40.24 | 2 |
| Cormedix Inc. | $30.01 | 1 |
| Ani Pharmaceuticals, Inc. | $25.94 | 1 |
What the 2025 payments were for
- Food and Beverage$370.64 · 18 payments
- Education$11.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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