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William Tanaka, D.C.
NPI 1174739486 · Chiropractor · Seattle, WA
William Tanaka, D.C. is a Chiropractor provider in Seattle, WA (NPI 1174739486).
Provider details
- NPI number
- 1174739486
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- CH00003253 (WA)
Specialties & taxonomies
Chiropractic Providers
Other Service Providers
Profile Score
Detailed profile(89/100 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.
Practice location
6826 Greenwood Ave N
Seattle, WA 98103-5258
Phone: (206) 290-1572
Street-level locationGet directions
Mailing address
5062 Sand Point Way Ne
Seattle, WA 98105-2915
Registry dates
- Enumerated
- 2007-05-15
- Last updated
- 2011-04-04
Frequently asked questions
- What is William Tanaka's NPI number?
- William Tanaka's National Provider Identifier (NPI) is 1174739486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Tanaka's specialty?
- William Tanaka is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is William Tanaka located?
- William Tanaka's practice location on file with NPPES is 6826 Greenwood Ave N, Seattle, WA 98103-5258.
- What is William Tanaka's phone number?
- The practice phone number listed in the NPPES registry for William Tanaka is (206) 290-1572.
- Is William Tanaka's NPI active?
- Yes — William Tanaka's NPI (1174739486) is active in the NPPES registry as of the last update on 2011-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.