Marco Diaz, MD
NPI 1104015577ActiveIndividual· Emergency Medicine· El Paso, TX
Emergency Medicine (MD) in El Paso, Texas, trained at University of New Mexico School of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $81,709 for 988 claims, against $33,678 paid for services in 2024. Amgen Inc. was the largest of 5 companies reporting payments in 2025, $249.04 in all, mostly food and beverage.
Overview
| NPI | 1104015577 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 22, 2007 |
| Last updated in NPPES | Jan 23, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | N0730 | TX |
| Family Medicine | 207Q00000X | N0730 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 244 |
|---|---|
| Services billed | 418 across 36 procedure codes |
| Paid by Medicare | $33,678 |
Part D prescriptions in 2024
| Prescriptions (claims) | 988 · 1,839 30-day fills |
|---|---|
| Patients | 304 |
| Total drug cost | $81,709 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of New Mexico School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Bluff Creek Emergency Medicine Associates, PAEl Paso, TX · 83 clinicians
- Emergency Services of Texas PAEl Paso, TX · 56 clinicians
- Fmuc PLLCEl Paso, TX · 3 clinicians
Hospital affiliations
- Las Palmas Medical Center A Campus of Lpds HealthcEl Paso, TX
- Sierra Medical CenterEl Paso, TX
Industry payments (Open Payments)
- 2025$249.04 · 10 payments from 5 companies
- 2024$193.35 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $101.79 | 2 |
| Astrazeneca Pharmaceuticals LP | $57.06 | 3 |
| Lilly USA, LLC | $37.82 | 2 |
| Novo Nordisk Inc | $30.81 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $21.56 | 1 |
What the 2025 payments were for
- Food and Beverage$249.04 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 204 emergency medicine physicians in El Paso · All emergency medicine physicians in Texas