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John Sinclair, MD
NPI 1457460578 · Pain Medicine Physician · Seattle, WA
John Sinclair, MD is a Pain Medicine Physician provider in Seattle, WA (NPI 1457460578).
Provider details
- NPI number
- 1457460578
- Entity type
- Individual
- Primary specialty
- Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD00034862 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
155 Ne 100th St
Ste 402
Seattle, WA 98125-8012
Phone: (206) 729-4300
Fax: (206) 275-3695
Street-level locationGet directions
Mailing address
3130 E Madison St
Seattle, WA 98112-4264
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-12-04
Frequently asked questions
- What is John Sinclair's NPI number?
- John Sinclair's National Provider Identifier (NPI) is 1457460578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sinclair's specialty?
- John Sinclair is listed in the NPPES registry with a primary specialty of Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Sinclair located?
- John Sinclair's practice location on file with NPPES is 155 Ne 100th St, Seattle, WA 98125-8012.
- What is John Sinclair's phone number?
- The practice phone number listed in the NPPES registry for John Sinclair is (206) 729-4300.
- Is John Sinclair's NPI active?
- Yes — John Sinclair's NPI (1457460578) is active in the NPPES registry as of the last update on 2007-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.