IndividualActive
Alvin Matsumoto, M.D.
NPI 1427167592 · Endocrinology, Diabetes & Metabolism Physician · Seattle, WA
Provider details
- NPI number
- 1427167592
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00015733 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
1660 S Columbian Way
Va Puget Sound Health Care System (s-182-Grecc)
Seattle, WA 98108-1532
Phone: (206) 764-2308
Fax: (206) 764-2569
Street-level locationGet directions
Mailing address
1660 S Columbian Way
Seattle, WA 98108-1532
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2011-11-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.