Roel Contreras
NPI 1336353390ActiveIndividual· Physician Assistant· McAllen, TX
Physician Assistant with Monzer H Yazji MD and Associates PLLC, practicing in McAllen, Texas. Their prescriptions cost Medicare Part D more than their services did: $156,595 for 1,531 claims, against $16,057 paid for services in 2024. Abbott Laboratories was the largest of 5 companies reporting payments in 2025, $370.20 in all, mostly food and beverage. Lists Rio Grande Regional Hospital as a hospital affiliation.
Overview
| NPI | 1336353390 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | May 9, 2007 |
| Last updated in NPPES | Nov 19, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA01794 | 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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 478 across 44 procedure codes |
| Paid by Medicare | $16,057 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,531 · 3,723 30-day fills |
|---|---|
| Patients | 225 |
| Total drug cost | $156,595 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Monzer H Yazji MD and Associates PLLCEdinburg, TX · 80 clinicians
Hospital affiliation
- Rio Grande Regional HospitalMcAllen, TX
Industry payments (Open Payments)
- 2025$370.20 · 15 payments from 5 companies
- 2024$359.87 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $101.98 | 3 |
| Pfizer Inc. | $99.72 | 4 |
| Novo Nordisk Inc | $88.08 | 5 |
| Lilly USA, LLC | $59.08 | 2 |
| Glaxosmithkline, LLC. | $21.34 | 1 |
What the 2025 payments were for
- Food and Beverage$370.20 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 148 physician assistants in McAllen · All physician assistants in Texas