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KATHERINE SEYBOLD RITTER
NPI 1295473379
Speech-Language Pathologist in Grafton, WI

Active since May 26, 2022
1900 WASHINGTON ST, GRAFTON, WI 53024(262) 376-5400 Get Directions Write a Review

NPPES record last updated: June 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 3, 2026, May 26, 2022 (2 updates tracked since 2022).

About Katherine Seybold Ritter NPPES

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

KATHERINE SEYBOLD RITTER (NPI 1295473379) is an individual speech-language pathologist provider in Grafton, Wisconsin and active in the NPI registry since May 2022.

NPPES Registry Identity

NPI1295473379
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameKATHERINE SEYBOLD RITTER
Location Address1900 WASHINGTON STGrafton, WI 53024-2103
Mailing Address1900 Washington StGrafton, WI 53024-2103
Phone(262) 376-5400
Sole ProprietorYes
Enumeration DateMay 26, 2022
Last NPPES UpdateJune 3, 20262 updates tracked since enumeration
NPPES CertifiedJune 3, 2026
✔ NPI 1295473379 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
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.
1900 WASHINGTON ST, Grafton, WI 53024
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Other Names 1

Former Name (1)Katherine Elaine Seybold

Other Providers at the Same Location NPPES 6

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

JENNIFER CALLAWAY
Speech-Language Pathologist
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5472
MRS. CHRISTINA ANNWINTER SCHEER MHS. OTR
Occupational Therapist
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5784
GRAFTON SCHOOL DISTRICT
Local Education Agency (LEA)
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5403
KELLY VERBEKE
Speech-Language Pathologist
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5400
MELISSA PASZKOWSKI
Speech-Language Pathologist
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5400
MAKAILA EMORY GROVES
Speech-Language Pathologist
1900 WASHINGTON ST
GRAFTON, WI 53024
Ozaukee County (262) 376-5400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine Ritter's NPI number?

The NPI number for Katherine Ritter is 1295473379. It was assigned to this individual provider in the NPPES registry on May 26, 2022. The provider is also known as Katherine Elaine Seybold.

Where is Katherine Ritter located?

Katherine Ritter practices at 1900 Washington St, Grafton, WI 53024. The listed phone number is (262) 376-5400.

What is Katherine Ritter's specialty?

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

When was this NPI record last updated?

The NPPES record for Katherine Ritter was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.