What is Katherine Ritter's NPI number?

Katherine Ritter's National Provider Identifier (NPI) is 1295473379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katherine Ritter's specialty?

Katherine Ritter is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Katherine Ritter located?

Katherine Ritter's practice location on file with NPPES is 1900 Washington St, Grafton, WI 53024-2103.

What is Katherine Ritter's phone number?

The practice phone number listed in the NPPES registry for Katherine Ritter is (262) 376-5400.

Is Katherine Ritter's NPI active?

Yes — Katherine Ritter's NPI (1295473379) is active in the NPPES registry as of the last update on 2026-06-03.

IndividualActive

Katherine Ritter

NPI 1295473379 · Speech-Language Pathologist · Grafton, WI

Katherine Ritter is a Speech-Language Pathologist provider in Grafton, WI (NPI 1295473379).

Provider details

NPI number: 1295473379
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1900 Washington St

Grafton, WI 53024-2103

Phone: (262) 376-5400

Street-level locationGet directions

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Mailing address