Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Peggy Birkenfeld, FNP
Nurse Practitioner in Dimmitt, TX · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881650117
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Registry record
Entity type Individual (Type 1)
Name Peggy Birkenfeld
Credential FNP
Sex Female
Practice address 300 W Halsell St, Dimmitt, TX, 79027
Phone (806) 647-8780
Fax (806) 647-3769
Enumeration date Apr 25, 2006
Last updated in NPPES Jan 29, 2014
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 241316 (TX) Primary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan.
About the FNP credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 146595002 | Medicaid | TX | - |
| 00N49A | Other | TX | BCBS |
| 00N49A | Other | TX | MEDICARE PART B |
| 063566602 | Medicaid | TX | - |
| 063566601 | Medicaid | TX | - |
| 458679 | Other | TX | GROUP MEDICARE |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Peggy Birkenfeld practice?
The practice location on file with NPPES is in Dimmitt, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Peggy Birkenfeld?
The National Provider Identifier (NPI) for Peggy Birkenfeld is 1881650117, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Castro County Hospital District Rural Health Clinic/Center · Dimmitt, TX NPI 1558313171 Gary Hardee Family Medicine Physician · Dimmitt, TX NPI 1841384690 Castro County Hospital District Family Medicine Physician · Dimmitt, TX NPI 1306052089 Castro County Hospital District Family Nurse Practitioner · Dimmitt, TX NPI 1942491774 Robert Adams Family Medicine Physician · Dimmitt, TX NPI 1396905725 Jill Mclean Family Nurse Practitioner · Dimmitt, TX NPI 1942464342 Mike Capt MD Pllc Internal Medicine Physician · Dimmitt, TX NPI 1083986715 Susan Hochstein Family Nurse Practitioner · Dimmitt, TX NPI 1194195750
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-29.