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

Colby E Harrison, MD

Individual provider Internal Medicine Physician · NPI 1366604589

Colby E Harrison, MD is an Internal Medicine in Portland, Oregon. Graduated from Oregon Health Sciences University School of Medicine in 2006, 20 years ago. Practices with Providence Health and Services Oregon, a 1,426-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Oregon, Utah and Washington.

Years since qualifying
20
Trained at
Oregon Health Sciences University School of Medicine
Licensed in
OR, UT, WA
In the registry since
2008
Specialties on file
4
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

4805 NE Glisan St
Portland, OR 97213-2933
Phone: (503) 215-2392
Show map & directions

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

Additional practice locations (2)

  • 4805 Ne Glisan St, Portland, OR 97213-2933 — (503) 215-2392
  • 700 Ne 87th Ave, Vancouver, WA 98664 — (360) 882-2778

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD126182 (OR)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4835321-1205 (UT)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD60840742 (WA)
Hospitalist Physician Taxonomy 208M00000X · Licence MD126182 (OR)

Record details

NPI number1366604589
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2008
Last updated in NPPESFebruary 12, 2021
Certification dateFebruary 12, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolOREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Providence Health And Services Oregon — 1426 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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