Robert Barrington Olsen, MD
Internal Medicine Physician · Seattle, WA
Robert Barrington Olsen, MD is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1164585162, issued on Dec 19, 2006. Check the license (Washington MD00016720, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Robert Barrington Olsen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00016720 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1101 Madison Street, Seattle, WA 98104
- Phone
- (206) 622-5455
- Enumerated
- Dec 19, 2006
- Record last updated
- Sep 11, 2025
- Fax
- (206) 622-2008
- Entity
- Type 1 · individual
Also registered at 1101 Madison Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Barrington Olsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00016720Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
821 internal medicine physician records list a practice address in Seattle
They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 821 in Seattle → All 3,079 in Washington → Every provider in Seattle →
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- Joel Abbott, D.O.Tacoma, WA1477752723
- Paul Abdallah, MDSeattle, WA1639166119
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Common questions
What is Robert Barrington Olsen, MD's NPI number?
Robert Barrington Olsen, MD's National Provider Identifier (NPI) is 1164585162, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Barrington Olsen, MD located?
The NPPES record lists a practice address at 1101 Madison Street, Seattle, WA, 98104. Phone: (206) 622-5455. Providers update this record themselves, so call before visiting.
How can I verify Robert Barrington Olsen, MD's license?
NPPES lists Washington license number MD00016720, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.