Gonzalo A. Diaz, MD
NPI 1134129240ActiveIndividual· Internal Medicine, Pulmonary Disease· El Paso, TX
Internal Medicine, Pulmonary Disease (MD) with El Paso Pulmonary Association and 1 other group, practicing in El Paso, Texas. In 2024 Medicare paid $439,241 for 1,335 patients, and Part D covered 720 of their prescriptions, 80% of them generic. Inspire Medical Systems, Inc. was the largest of 9 companies reporting payments in 2025, $1,712 in all, mostly food and beverage.
Overview
| NPI | 1134129240 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 29, 2005 |
| Last updated in NPPES | Jan 30, 2025 |
| Certified by provider | Jan 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | G4109 | TX |
| Internal Medicine, Sleep Medicine | 207RS0012X | G4109 | 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 - Sleep Medicine (NM); Practitioner - Pulmonary Disease (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,335 |
|---|---|
| Services billed | 4,456 across 32 procedure codes |
| Paid by Medicare | $439,241 |
Part D prescriptions in 2024
| Prescriptions (claims) | 720 · 1,009 30-day fills |
|---|---|
| Patients | 234 |
| Total drug cost | $101,550 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Sleep Medicine |
Medical groups
- El Paso Pulmonary AssociationEl Paso, TX · 15 clinicians
- Gonzalo A DiazRio Rancho, NM · 7 clinicians
Industry payments (Open Payments)
- 2025$1,712 · 58 payments from 9 companies
- 2024$3,977 · 68 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $1,140 | 45 |
| Novo Nordisk Inc | $227.75 | 2 |
| Zoll Respicardia, Inc. | $138.38 | 1 |
| Insmed, Inc. | $58.67 | 3 |
| Glaxosmithkline, LLC. | $58.17 | 3 |
What the 2025 payments were for
- Food and Beverage$1,712 · 58 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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