Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William A. Tanaka, DC

Individual provider Chiropractor · NPI 1174739486

William A. Tanaka, DC is a Chiropractor in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
Specialties on file
2
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

6826 Greenwood Ave N
Seattle, WA 98103-5258
Phone: (206) 290-1572
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence CH00003253 (WA)
Contractor Taxonomy 171W00000X · Licence MA00003511 (WA)

Record details

NPI number1174739486
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedMay 15, 2007
Last updated in NPPESApril 4, 2011

Other providers in Seattle