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

Josiah B Belzer, MD

Individual provider Family Medicine Physician · NPI 1619409273

Josiah B Belzer, MD is a Family Medicine Physician in Kent, Washington. Works from 2 locations. Licensed in Washington.

Licensed in
WA
In the registry since
2017
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

26004 104th Ave SE Ste 101
Kent, WA 98030-7677
Phone: (425) 251-4040
Fax: (425) 251-4126
Show map & directions

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

Additional practice locations (1)

  • 2261 Philadelphia Dr, Dayton, OH 45406-1814 — (937) 734-4141

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD61028478 (WA)

Record details

NPI number1619409273
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2017
Last updated in NPPESMay 18, 2021
Certification dateMay 18, 2021
Mailing address26004 104th Ave Se Ste 101, Kent, WA 98030-7677

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