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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. STEPHEN GEORGE CLAUSEN D.C.
NPI 1629078894
Chiropractor in Seattle, WA

Active since July 28, 2005
9015 HOLMAN RD NW, SUITE 1, SEATTLE, WA 98117(206) 784-7400(206) 784-7401 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Stephen George Clausen D.c. NPPES

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

DR. STEPHEN GEORGE CLAUSEN D.C. (NPI 1629078894) is an individual chiropractor in Seattle, Washington, licensed in Washington (CH34230) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1629078894
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. STEPHEN GEORGE CLAUSENCredential: D.C.
Location Address9015 HOLMAN RD NW, SUITE 1Seattle, WA 98117-3481
Mailing Address9015 Holman Rd Nw, Suite 1Seattle, WA 98117-3481 · (206) 784-7400 · Fax (206) 784-7401
Phone(206) 784-7400
Fax(206) 784-7401
Sole ProprietorNo
Enumeration DateJuly 28, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1629078894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in WA · CH34230
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
9015 HOLMAN RD NW, Seattle, WA 98117
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Other Providers at the Same Location NPPES 6

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

BALLARD CHIROPRACTIC CLINIC, PS
Chiropractor
9015 HOLMAN RD NW, SUITE 3
SEATTLE, WA 98117
King County (206) 782-8500
MS. KAREN LEIGH MITCHELL-PARADIS L.M.P.
Massage Therapist
9015 HOLMAN RD NW
SEATTLE, WA 98117
King County (206) 217-7671
PATRICK C BAKER LMP
Massage Therapist
9015 HOLMAN RD NW, SUITE 3
SEATTLE, WA 98117
King County (425) 773-1065
JOHN S MILLER, DC, DACBR, PS
Chiropractor (Radiology)
9015 HOLMAN RD NW, SUITE 3
SEATTLE, WA 98117
King County (206) 784-8119
DAVID E RYAN D.C.
Chiropractor
9015 HOLMAN RD NW, SUITE 2
SEATTLE, WA 98117
King County (206) 783-6655
DR. ERIC RUDOLPH WECHSELBERGER D.C.
Chiropractor
9015 HOLMAN RD NW, STE 3
SEATTLE, WA 98117
King County (206) 782-8500

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 Stephen Clausen's NPI number?

The NPI number for Stephen Clausen is 1629078894. It was assigned to this individual provider in the NPPES registry on July 28, 2005.

Where is Stephen Clausen located?

Stephen Clausen practices at 9015 Holman Rd NW Suite 1, Seattle, WA 98117. The listed phone number is (206) 784-7400.

What is Stephen Clausen's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

When was this NPI record last updated?

The NPPES record for Stephen Clausen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.