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MR. WILLIAM TODD SADLER LMHC
NPI 1558653873
Counselor - Mental Health in Federal Way, WA

Active since May 04, 2011
33400 9TH AVE S STE 100, FEDERAL WAY, WA 98003(206) 567-7267(206) 567-7242 Get Directions Write a Review

NPPES record last updated: March 12, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Mar 12, 2026, Nov 12, 2015 (2 updates tracked since 2015).

About Mr. William Todd Sadler Lmhc NPPES

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

MR. WILLIAM TODD SADLER LMHC (NPI 1558653873) is an individual mental health provider in Federal Way, Washington, licensed in Washington (LH 60526515) and active in the NPI registry since May 2011.

NPPES Registry Identity

NPI1558653873
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameMR. WILLIAM TODD SADLERCredential: LMHC
Location Address33400 9TH AVE S STE 100Federal Way, WA 98003-2607
Mailing Address33400 9th Ave S Ste 100Federal Way, WA 98003-2607 · (206) 567-7267 · Fax (206) 567-7242
Phone(206) 567-7267
Fax(206) 567-7242
Sole ProprietorNo
Enumeration DateMay 4, 2011
Last NPPES UpdateMarch 12, 20262 updates tracked since enumeration
NPPES CertifiedMarch 12, 2026
✔ NPI 1558653873 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in WA · LH 60526515
33400 9TH AVE S STE 100, Federal Way, WA 98003
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Other Providers at the Same Location NPPES 20

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

MS. MARY BETH ELLIOTT LICSW
Social Worker (Clinical)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
MORGAN MICHELLE FISCHER
Social Worker (Clinical)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
DR. DEBORAH BLOOM PSYD
Marriage & Family Therapist
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
SARA MORAN
Counselor (Mental Health)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
COURTNEY RAINER MSW LICSW
Social Worker (Clinical)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
LESLIE CHUN HAJARIZADEH MSW
Social Worker
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
SEPTEMBER LIAM VALENTINE LSWAIC
Social Worker (Clinical)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267
ERIC SCOTT GROSS
Counselor (Mental Health)
33400 9TH AVE S STE 100
FEDERAL WAY, WA 98003
King County (206) 567-7267

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 Sadler's NPI number?

The NPI number for William Sadler is 1558653873. It was assigned to this individual provider in the NPPES registry on May 4, 2011.

Where is William Sadler located?

William Sadler practices at 33400 9th Ave S Ste 100, Federal Way, WA 98003. The listed phone number is (206) 567-7267.

What is William Sadler's specialty?

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

What insurance does William Sadler accept?

Health plans from PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska list William Sadler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Sadler was last updated on March 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.