Billy Ray Gilbert II, M.D.
NPI 1164685731ActiveIndividual· Internal Medicine, Nephrology· Houston, TX
Internal Medicine, Nephrology (M.D.) in Houston, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $989,364 for 3,041 claims, against $121,975 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 4 companies reporting payments in 2025, $84.04 in all, mostly food and beverage.
Overview
| NPI | 1164685731 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 3, 2008 |
| Last updated in NPPES | Feb 9, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | BP10023256 | TX |
| Internal Medicine, Nephrology | 207RN0300X | N5688 | 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 | 253 |
|---|---|
| Services billed | 909 across 20 procedure codes |
| Paid by Medicare | $121,975 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,041 · 6,898 30-day fills |
|---|---|
| Patients | 638 |
| Total drug cost | $989,364 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Renal Specialists of Houston, PAHouston, TX · 24 clinicians
Hospital affiliations
- Baylor St Lukes Medical CenterHouston, TX
- Houston Methodist HospitalHouston, TX
- Memorial Hermann Northeast HospitalHumble, TX
Other facilities
- Cypress Creek DialysisDialysis facility · The Woodlands, TX
- Fkc AtascocitaDialysis facility · Humble, TX
- Fmc North East HoustonDialysis facility · Houston, TX
- Fresenius Medical Care North HoustonDialysis facility · Houston, TX
- Fresenius Medical Care KingwoodDialysis facility · Humble, TX
Industry payments (Open Payments)
- 2025$84.04 · 5 payments from 4 companies
- 2024$194.19 · 11 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $33.45 | 2 |
| Novartis Pharmaceuticals Corporation | $27.51 | 1 |
| Amgen Inc. | $19.76 | 1 |
| Travere Therapeutics, Inc. | $3.32 | 1 |
What the 2025 payments were for
- Food and Beverage$80.72 · 4 payments
- Education$3.32 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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