Katharine Willis, MS SLP
NPI 1689833816 · Speech-Language Pathologist · Vancouver, WA
Katharine Willis, MS SLP is a Speech-Language Pathologist provider in Vancouver, WA (NPI 1689833816).
Provider details
- NPI number
- 1689833816
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 12995 (OR)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2008-06-03
- Last updated
- 2013-01-24
Frequently asked questions
- What is Katharine Willis's NPI number?
- Katharine Willis's National Provider Identifier (NPI) is 1689833816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Willis's specialty?
- Katharine Willis is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Katharine Willis located?
- Katharine Willis's practice location on file with NPPES is 2500 Ne 65th Ave, Vancouver, WA 98661-6812.
- What is Katharine Willis's phone number?
- The practice phone number listed in the NPPES registry for Katharine Willis is (503) 228-6479.
- Is Katharine Willis's NPI active?
- Yes — Katharine Willis's NPI (1689833816) is active in the NPPES registry as of the last update on 2013-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.