Hiram Ndungu, M.D.
NPI 1649675315ActiveIndividual· Internal Medicine· Lufkin, TX
Internal Medicine (M.D.) with Hospitalist Medicine Physicians of Texas PLLC and 1 other group, practicing in Lufkin, Texas. 407 Medicare patients in 2024, $122,740 paid; nearly all of their 419 Part D prescriptions were generic (91%). Lists Hunt Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1649675315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 23, 2014 |
| Last updated in NPPES | Jul 13, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R1427 | 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 - Hospitalist (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 407 |
|---|---|
| Services billed | 1,388 across 8 procedure codes |
| Paid by Medicare | $122,740 |
Part D prescriptions in 2024
| Prescriptions (claims) | 419 · 437 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $28,037 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical groups
- Hospitalist Medicine Physicians of Texas PLLCHumble, TX · 686 clinicians
- Questcare Hospitalists PLLCNorth Richland Hills, TX · 264 clinicians
Hospital affiliations
- Hunt Regional Medical CenterGreenville, TX
- Medical Center of McKinneyMcKinney, TX
- Medical City PlanoPlano, TX
- Northwest Texas HospitalAmarillo, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
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