Alfonso Chavez, MD
NPI 1356326987ActiveIndividual· Internal Medicine, Nephrology· El Paso, TX
Internal Medicine, Nephrology (MD) in El Paso, Texas, licensed in TX, with an NPI issued in December 2005. Their prescriptions cost Medicare Part D more than their services did: $261,047 for 3,436 claims, against $89,900 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 14 companies reporting payments in 2025, $707.53 in all, mostly food and beverage. Lists Sierra Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1356326987 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 6, 2005 |
| Last updated in NPPES | Mar 17, 2023 |
| Certified by provider | Mar 17, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | E9573 | 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 | 130 |
|---|---|
| Services billed | 1,510 across 19 procedure codes |
| Paid by Medicare | $89,900 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,436 · 6,700 30-day fills |
|---|---|
| Patients | 279 |
| Total drug cost | $261,047 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1971 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Sierra Medical CenterEl Paso, TX
- The Hospitals of Providence - East CampusEl Paso, TX
- The Hospitals of Providence - Memorial CampusEl Paso, TX
- The Hospitals of Providence Transmountain CampusEl Paso, TX
Other facilities
- Ara East El Paso Dialysis EastDialysis facility · El Paso, TX
- El Paso Ara Dialysis WestDialysis facility · El Paso, TX
- Care Quality of El Paso LLCHome health agency · El Paso, TX
Industry payments (Open Payments)
- 2025$707.53 · 26 payments from 14 companies
- 2024$223.42 · 11 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $121.83 | 1 |
| Amgen Inc. | $87.79 | 4 |
| Calliditas Therapeutics US Inc. | $83.57 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $77.55 | 4 |
| Abiomed | $66.36 | 1 |
What the 2025 payments were for
- Food and Beverage$707.53 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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