Robert Allen Holub, M.D.
NPI 1083667893ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (M.D.) in San Antonio, Texas, trained at University of Texas Medical School at San Antonio (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $643,235 for 1,662 claims, against $112,860 paid for services in 2024. Lilly USA, LLC was the largest of 4 companies reporting payments in 2025, $76.69 in all, mostly food and beverage.
Overview
| NPI | 1083667893 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Sep 26, 2023 |
| Certified by provider | Sep 26, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | M1149 | 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 | 212 |
|---|---|
| Services billed | 1,425 across 29 procedure codes |
| Paid by Medicare | $112,860 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,662 · 3,719 30-day fills |
|---|---|
| Patients | 303 |
| Total drug cost | $643,235 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Renal Associates, P.A.Seguin, TX · 40 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital AtascosaJourdanton, TX
Other facilities
- Fmc - Alamo City DialysisDialysis facility · San Antonio, TX
- Kidney Disease Clinic of Central San AntonioDialysis facility · San Antonio, TX
- Southside Kidney Disease ClinicDialysis facility · San Antonio, TX
Industry payments (Open Payments)
- 2025$76.69 · 4 payments from 4 companies
- 2024$293.11 · 11 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $22.37 | 1 |
| Scpharmaceuticals Inc. | $20.10 | 1 |
| Calliditas Therapeutics US Inc. | $18.98 | 1 |
| Glaxosmithkline, LLC. | $15.24 | 1 |
What the 2025 payments were for
- Food and Beverage$76.69 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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