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

Dr. Robert Barrington Olsen, MD

Individual provider Internal Medicine Physician · NPI 1164585162

Dr. Robert Barrington Olsen, MD is an Internal Medicine Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
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

1101 Madison St Ste 1290
Seattle, WA 98104
Phone: (206) 622-5455
Fax: (206) 622-2008
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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 MD00016720 (WA)
Forensic Psychiatry Physician Taxonomy 2084F0202X · Licence MD00016720 (WA)
Psychiatry Physician Taxonomy 2084P0800X · Licence MD00016720 (WA)

Record details

NPI number1164585162
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESSeptember 11, 2025

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