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

Justin O Cook, MD

Individual provider Emergency Medicine Physician · NPI 1952321002

Justin O Cook, MD is an Emergency Medicine Physician in Portland, Oregon. Licensed in California, Oregon and Washington. Registered with an NPI since 2006.

Licensed in
CA, OR, 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.

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Practice location Address checks out

2801 N Gantenbein Ave
Portland, OR 97227-1623
Phone: (503) 413-4870
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD25848 (OR)
Emergency Medicine Physician Taxonomy 207P00000X · Licence M00044892 (WA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence A82700 (CA)

Record details

NPI number1952321002
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESJune 10, 2013

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