What is Janis Williams's NPI number?

Janis Williams's National Provider Identifier (NPI) is 1295852564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Janis Williams's specialty?

Janis Williams is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Janis Williams located?

Janis Williams's practice location on file with NPPES is 4455 148th Ave Ne, Bellevue, WA 98007-3120.

What is Janis Williams's phone number?

The practice phone number listed in the NPPES registry for Janis Williams is (425) 869-4776.

Is Janis Williams's NPI active?

Yes — Janis Williams's NPI (1295852564) is active in the NPPES registry as of the last update on 2015-05-13.

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Janis Williams, RD

NPI 1295852564 · Registered Dietitian · Bellevue, WA

Janis Williams, RD is a Registered Dietitian provider in Bellevue, WA (NPI 1295852564).

Provider details

NPI number: 1295852564
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RD
Sex: Female
Sole proprietor: No
License: DI00001537 (WA)

Practice location

4455 148th Ave Ne

Bellevue, WA 98007-3120

Phone: (425) 869-4776

Fax: (425) 861-6277

Street-level locationGet directions

More WA providers

Mailing address

4455 148th Ave Ne

Bellevue, WA 98007-3120

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense DI00001537 (WA)
Dietary & Nutritional Service Providers

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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.

Enumerated: 2007-03-23
Last updated: 2015-05-13

Frequently asked questions

What is Janis Williams's NPI number?: Janis Williams's National Provider Identifier (NPI) is 1295852564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Janis Williams's specialty?: Janis Williams is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
Where is Janis Williams located?: Janis Williams's practice location on file with NPPES is 4455 148th Ave Ne, Bellevue, WA 98007-3120.
What is Janis Williams's phone number?: The practice phone number listed in the NPPES registry for Janis Williams is (425) 869-4776.
Is Janis Williams's NPI active?: Yes — Janis Williams's NPI (1295852564) is active in the NPPES registry as of the last update on 2015-05-13.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions