Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DIANA LYNN WALKER
NPI 1699611780
Speech-Language Pathologist in Fitchburg, WI

Q: What is Diana Walker's NPI number?

The NPI number for Diana Walker is 1699611780. It was assigned to this individual provider in the NPPES registry on April 28, 2026.

Q: What is Diana Walker's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Q: When was this NPI record last updated?

The NPPES record for Diana Walker was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 28, 2026

2995 SUB ZERO PKWY, FITCHBURG, WI 53719(608) 819-6394 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Diana Lynn Walker NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIANA LYNN WALKER (NPI 1699611780) is an individual speech-language pathologist provider in Fitchburg, Wisconsin, licensed in Wisconsin (7404-154) and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1699611780

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameDIANA LYNN WALKER

Location Address2995 SUB ZERO PKWYFitchburg, WI 53719-8801

Mailing Address1838 Camelot DrMadison, WI 53705-1008

Phone(608) 819-6394

Sole ProprietorNo

Enumeration DateApril 28, 2026

Last NPPES UpdateJune 30, 2026

NPPES CertifiedJune 30, 2026

✔ NPI 1699611780 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers

Taxonomy Code235Z00000X

License✔ Licensed in WI · 7404-154

Definition

The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

2995 SUB ZERO PKWY, Fitchburg, WI 53719

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LINDSAY MARIE O'LOUGHLIN CF-SLP

Speech-Language Pathologist