Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ashley Whitmarsh

Psychologist in Appleton, WI · enumerated 2021.

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

National Provider Identifier

1578226726

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Registry record

Entity type Individual (Type 1)

Name Ashley Whitmarsh

Sex Female

Practice address 4635 W College Ave, Appleton, WI, 54914

Phone (920) 750-7000

Fax (920) 882-5495

Enumeration date Oct 14, 2021

Last updated in NPPES Oct 14, 2021

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License 3990 (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.

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Frequently asked questions

What is the NPI number for Ashley Whitmarsh?

The National Provider Identifier (NPI) for Ashley Whitmarsh is 1578226726, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ashley Whitmarsh practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-10-14.