Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. James Stuart Colquhoun Jr., MD

Individual provider Internal Medicine Physician · NPI 1962484865

Dr. James Stuart Colquhoun Jr., MD is an Internal Medicine in Kirkland, Washington. Graduated from Georgetown University School of Medicine in 1996, 30 years ago. Practices with King County Public Hospital District No 2, a 585-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
30
Trained at
Georgetown University School of Medicine
Licensed in
WA
In the registry since
2005
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

12040 NE 128th St MS #105
Kirkland, WA 98034-3013
Phone: (425) 899-2560
Fax: (425) 899-2079
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD00037374 (WA)

Record details

NPI number1962484865
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 16, 2005
Last updated in NPPESJune 17, 2009

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice King County Public Hospital District No 2 — 585 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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