Quick answers
- Does Peggy Birkenfeld accept Medicare assignment?
- Yes. Medicare's clinician data says Peggy Birkenfeld accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Peggy Birkenfeld's NPI number?
- 1881650117. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Peggy Birkenfeld works
Medicare's Facility Affiliation Data lists Peggy Birkenfeld at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Plains Memorial HospitalDimmitt, TX · Critical Access Hospital · Emergency services: not listed by Medicare · CCN 451350
Practice locations
Addresses where Peggy Birkenfeld is enrolled with Medicare (CMS data updated October 2, 2026).
- 310 W Halsell StDimmitt, TX 79027 (806) 647‑2191
Group practices
Medicare enrollment lists Peggy Birkenfeld as a member of this group (CMS data updated October 2, 2026).
- Castro County Hospital District29 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Dimmitt
Clinicians with the same Medicare primary specialty in Dimmitt, TX — not a recommendation.
Other clinicians in Castro County Hospital District
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881650117 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians