Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Anna Grzegorczyk, PA-C
Physician Assistant in Butler, PA · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1528971462
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Registry record
Entity type Individual (Type 1)
Name Anna Grzegorczyk
Credential PA-C
Sex Female
Practice address 480 E Jefferson St Ste B, Butler, PA, 16001
Phone (833) 604-7214
Enumeration date Sep 23, 2026
Last updated in NPPES Sep 23, 2026
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License OA007778 (PA) Primary
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
What is the NPI number for Anna Grzegorczyk?
The National Provider Identifier (NPI) for Anna Grzegorczyk is 1528971462, a Type 1 (individual) record in the CMS NPPES registry.
Where does Anna Grzegorczyk practice?
The practice location on file with NPPES is in Butler, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-09-23.