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

Judith O Son, MD

Individual provider Internal Medicine Physician · NPI 1518012632

Judith O Son, MD is an Internal Medicine in Olympia, Washington. Qualified in 1989, 37 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
37
Licensed in
WA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

404 Black Hills Ln SW Ste D
Olympia, WA 98502-8148
Phone: (360) 528-2100
Fax: (360) 528-2104
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD 00034244 (WA)

Record details

NPI number1518012632
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 25, 2007
Last updated in NPPESDecember 7, 2012
Mailing addressPo Box 12389, Olympia, WA 98508-2389

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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