Nicholas Allen Dufrene, CRNA
NPI 1134412364ActiveIndividual· Nurse Anesthetist, Certified Registered· Amarillo, TX
Nurse Anesthetist, Certified Registered (CRNA) with U S Anesthesia Partners of Texas, PA, practicing in Amarillo, Texas. Medicare paid $23,670 for services to 231 patients in 2024. Merck Sharp & Dohme LLC was the largest of 5 companies reporting payments in 2025, $277.81 in all, mostly food and beverage. Lists Houston Methodist the Woodlands Hospital as a hospital affiliation.
Overview
| NPI | 1134412364 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | May 20, 2011 |
| Last updated in NPPES | Apr 23, 2020 |
| Certified by provider | Apr 23, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | AP120749 | 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 - Certified Registered Nurse Anesthetist (CRNA) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 245 across 61 procedure codes |
| Paid by Medicare | $23,670 |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- U S Anesthesia Partners of Texas, PAHouston, TX · 2,752 clinicians
Hospital affiliation
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
Industry payments (Open Payments)
- 2025$277.81 · 10 payments from 5 companies
- 2024$15.09 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $97.09 | 5 |
| Becton, Dickinson and Company | $76.41 | 1 |
| Pacira Pharmaceuticals Incorporated | $42.06 | 2 |
| Avanos Medical | $35.23 | 1 |
| Abiomed | $27.02 | 1 |
What the 2025 payments were for
- Food and Beverage$277.81 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 77 nurse anesthetists in Amarillo · All nurse anesthetists in Texas