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

Dr. Alvin M. Matsumoto, MD

Individual provider Internal Medicine Physician · NPI 1427167592

Dr. Alvin M. Matsumoto, MD is an Internal Medicine Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

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
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence MD00015733 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD00015733 (WA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence MD00015733 (WA)

Record details

NPI number1427167592
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESNovember 10, 2011

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