Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Claire Elizabeth Houlihan, PA

Physician Assistant in Waukesha, WI · enumerated 2021.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1205429420

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Registry record

Entity type Individual (Type 1)

Name Claire Elizabeth Houlihan

Credential PA

Sex Female

Practice address 725 American Ave, Waukesha, WI, 53188

Phone (262) 544-2198

Enumeration date Feb 18, 2021

Last updated in NPPES May 23, 2023

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 7346 (WI) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Claire Houlihan?

The National Provider Identifier (NPI) for Claire Houlihan is 1205429420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Claire Houlihan practice?

The practice location on file with NPPES is in Waukesha, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-23.