WILLIAM DONALD BAKER MA LMHC
NPI 1811169345
Counselor - Mental Health in Seattle, WA

Q: What is William Baker's NPI number?

The NPI number for William Baker is 1811169345. It was assigned to this individual provider in the NPPES registry on March 25, 2008.

Q: What is William Baker's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for William Baker was last updated on March 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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 March 25, 2008

1800 WESTLAKE AV N, SUITE 204, SEATTLE, WA 98109(206) 617-6206 Get Directions Write a Review

NPPES record last updated: March 25, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About William Donald Baker Ma Lmhc NPPES

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

WILLIAM DONALD BAKER MA LMHC (NPI 1811169345) is an individual mental health provider in Seattle, Washington, licensed in Washington (LH00003705) and active in the NPI registry since March 2008.

NPPES Registry Identity

NPI1811169345

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameWILLIAM DONALD BAKERCredential: MA LMHC

Location Address1800 WESTLAKE AV N, SUITE 204Seattle, WA 98109

Mailing Address1800 Westlake Av N, Suite 204Seattle, WA 98109 · (206) 617-6206

Phone(206) 617-6206

Sole ProprietorYes

Enumeration DateMarch 25, 2008

✔ NPI 1811169345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in WA · LH00003705

Also ListedPsychologist · Group PsychotherapyTaxonomy 103TP2701X · License LH00003705 (WA)

1800 WESTLAKE AV N, Seattle, WA 98109

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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 William Baker's NPI number?

The NPI number for William Baker is 1811169345. It was assigned to this individual provider in the NPPES registry on March 25, 2008.

Where is William Baker located?

William Baker practices at 1800 Westlake Av N Suite 204, Seattle, WA 98109. The listed phone number is (206) 617-6206.

What is William Baker's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for William Baker was last updated on March 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.