Chizoba C. Obi, MD
NPI 1376708222ActiveIndividual· Internal Medicine, Nephrology· Bryan, TX
Internal Medicine, Nephrology (MD) with Mrg Health Texas PLLC, practicing in Bryan, Texas. Their prescriptions cost Medicare Part D more than their services did: $235,007 for 1,034 claims, against $82,946 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 2 companies reporting payments in 2025, $55.27 in all, mostly education. Lists Baylor Scott & White Medical Center- College Stati and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1376708222 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 21, 2008 |
| Last updated in NPPES | Jul 23, 2023 |
| Certified by provider | Jul 23, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | P9423 | 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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 1,047 across 18 procedure codes |
| Paid by Medicare | $82,946 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,034 · 1,571 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $235,007 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- Mrg Health Texas PLLCHouston, TX · 9 clinicians
Hospital affiliations
- Baylor Scott & White Medical Center- College StatiCollege Station, TX
- Chi St Joseph Health Regional HospitalBryan, TX
- Madison St Joseph Health CenterMadisonville, TX
Other facilities
- Usrc Bryan DialysisDialysis facility · Bryan, TX
Industry payments (Open Payments)
- 2025$55.27 · 3 payments from 2 companies
- 2024$155.21 · 15 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $40.44 | 2 |
| Astrazeneca Pharmaceuticals LP | $14.83 | 1 |
What the 2025 payments were for
- Education$40.44 · 2 payments
- Food and Beverage$14.83 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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