Margaret Elizabeth Villarreal, CRNA
NPI 1306822598ActiveIndividual· Nurse Anesthetist, Certified Registered· Dallas, TX
Nurse Anesthetist, Certified Registered (CRNA) with Texas Ams PLLC and 5 other groups, practicing in Dallas, Texas. Medicare paid $7,852 for services to 100 patients in 2024. Lists Baylor Scott and White Surgical Hospital at Sherma as a hospital affiliation.
Overview
| NPI | 1306822598 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Dec 19, 2005 |
| Last updated in NPPES | May 21, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 644157 | 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 | 100 |
|---|---|
| Services billed | 100 across 33 procedure codes |
| Paid by Medicare | $7,852 |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Texas Ams PLLCEl Paso, TX · 150 clinicians
- Allen Anesthesia AssociatesAllen, TX · 96 clinicians
- Spine Team Texas PASouthlake, TX · 27 clinicians
- Illume Anesthesia PLLCPlano, TX · 15 clinicians
- Konen and Associates, P.A.Dallas, TX · 15 clinicians
- Gps Anesthesia and Pain Mgmt, P.C.Sherman, TX · 4 clinicians
Hospital affiliation
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,478 nurse anesthetists in Dallas · All nurse anesthetists in Texas