Hector Javier Diaz Rodriguez, M.D.
NPI 1013221274ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (M.D.) in San Antonio, Texas, trained at University of Puerto Rico School of Medicine (class of 2010). In 2024 Medicare paid $255,488 for 798 patients, and Part D covered 1,362 of their prescriptions, 89% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 15 companies reporting payments in 2025, $1,263 in all, mostly food and beverage.
Overview
| NPI | 1013221274 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 29, 2010 |
| Last updated in NPPES | Aug 19, 2021 |
| Certified by provider | Aug 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | Q8872 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 798 |
|---|---|
| Services billed | 3,196 across 31 procedure codes |
| Paid by Medicare | $255,488 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,362 · 2,995 30-day fills |
|---|---|
| Patients | 280 |
| Total drug cost | $230,844 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- San Antonio Kidney Disease Center Physicians Group, P.L.L.C.San Antonio, TX · 33 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
Other facilities
- Davita Stone Oak DialysisDialysis facility · San Antonio, TX
- Methodist Stone Oak HospitalInpatient rehabilitation facility · San Antonio, TX
Industry payments (Open Payments)
- 2025$1,263 · 57 payments from 15 companies
- 2024$1,191 · 52 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $183.03 | 8 |
| Calliditas Therapeutics US Inc. | $171.44 | 7 |
| Otsuka America Pharmaceutical, Inc. | $156.97 | 6 |
| Travere Therapeutics, Inc. | $126.27 | 10 |
| Novartis Pharmaceuticals Corporation | $81.92 | 4 |
What the 2025 payments were for
- Food and Beverage$1,253 · 54 payments
- Education$9.38 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in San Antonio
- 1346112232
- 1922201680
- 1265858492
- 1578493136
- 1215055017
- 1144224171
- 1689209157
- 1275503393
- 1497813331
- 1396509659
- 1902422785
- 1316783558