Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ann Elizabeth Jonker, MS, CF-SLP

Q: What is the NPI number for Ann Jonker?

The National Provider Identifier (NPI) for Ann Jonker is 1669011672, a Type 1 (individual) record in the CMS NPPES registry.

Speech-Language Pathologist in Fitchburg, WI · enumerated 2019 · practices at Communication Innovations, LLC.

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

National Provider Identifier

1669011672

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Registry record

Entity type Individual (Type 1)

Name Ann Elizabeth Jonker

Credential MS, CF-SLP

Sex Female

Practice address 2995 Sub Zero Pkwy, Fitchburg, WI, 53719

Phone (608) 819-6394

Enumeration date Dec 23, 2019

Last updated in NPPES Dec 10, 2024

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License 4984154 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Ann Jonker?

The National Provider Identifier (NPI) for Ann Jonker is 1669011672, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ann Jonker practice?

The practice location on file with NPPES is in Fitchburg, 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 2024-12-10.