Charles S. Henry, M.D., P.A.
NPI 1245201995ActiveIndividual· Internal Medicine, Nephrology· Houston, TX
Internal Medicine, Nephrology (M.D., P.A.) in Houston, Texas, trained at University of Texas Medical School at Houston (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $679,043 for 1,717 claims, against $160,234 paid for services in 2024. Amgen Inc. was the largest of 16 companies reporting payments in 2025, $960.32 in all, mostly food and beverage.
Overview
| NPI | 1245201995 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., P.A. |
| Sole proprietor | Yes |
| NPI issued | Jan 31, 2006 |
| Last updated in NPPES | Mar 14, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | L2315 | 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 | 382 |
|---|---|
| Services billed | 2,022 across 26 procedure codes |
| Paid by Medicare | $160,234 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,717 · 3,511 30-day fills |
|---|---|
| Patients | 330 |
| Total drug cost | $679,043 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Southwest Nephrology Associates, LLPKaty, TX · 7 clinicians
Hospital affiliations
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Sugar Land HospitalSugar Land, TX
Other facilities
- Bma RosenbergDialysis facility · Rosenberg, TX
- Fort Bend Dialysis CenterDialysis facility · Missouri City, TX
- Fresenius Medical Care Southwest Houston Dialysis CenterDialysis facility · Houston, TX
- Fresenius Kidney Care Sugarland HomeDialysis facility · Sugar Land, TX
- Missouri City DialysisDialysis facility · Missouri City, TX
Industry payments (Open Payments)
- 2025$960.32 · 42 payments from 16 companies
- 2024$1,279 · 42 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $152.08 | 7 |
| Astrazeneca Pharmaceuticals LP | $110.70 | 5 |
| Opko Pharmaceuticals, LLC | $104.14 | 6 |
| Otsuka America Pharmaceutical, Inc. | $94.86 | 4 |
| Bayer Healthcare Pharmaceuticals Inc. | $90.71 | 4 |
What the 2025 payments were for
- Food and Beverage$960.32 · 42 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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