Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Breanna Zajichek, PA-C
Physician Assistant in Wausau, WI · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659937738
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Registry record
Entity type Individual (Type 1)
Name Breanna Zajichek
Credential PA-C
Sex Female
Practice address 333 Pine Ridge Blvd, Wausau, WI, 54401
Phone (715) 847-2160
Enumeration date May 14, 2019
Last updated in NPPES Oct 7, 2019
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 4900-23 (WI) 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 Breanna Zajichek?
The National Provider Identifier (NPI) for Breanna Zajichek is 1659937738, a Type 1 (individual) record in the CMS NPPES registry.
Where does Breanna Zajichek practice?
The practice location on file with NPPES is in Wausau, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Aspirus Wausau Hospital, Inc. General Acute Care Hospital · Wausau, WI NPI 1558363986 Andrew Buchl Family Medicine Physician · Wausau, WI NPI 1215924626 Clyde Chumbley Obstetrics & Gynecology Physician · Wausau, WI NPI 1417938341 Edgar Betancourt Anatomic Pathology & Clinical Pathology Physician · Wausau, WI NPI 1174593875 Jane Detert Physical Therapy Assistant · Wausau, WI NPI 1396708590 Belal Afridi Emergency Medicine Physician · Wausau, WI NPI 1548218308 Eileen Gavin Family Medicine Physician · Wausau, WI NPI 1518992445 Sarah Becker Physician Assistant · Wausau, WI NPI 1245255090
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-10-07.