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

Michael O' Weeks MD MSW PLLC

Organization Adult Mental Health Clinic/Center · NPI 1831611300

Michael O' Weeks MD MSW PLLC is an Adult Mental Health Clinic/Center in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2017.

Licensed in
WA
In the registry since
2017
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

4915 25th Ave NE Ste 202
Seattle, WA 98105-5668
Phone: (206) 525-2700
Fax: (478) 202-9823
Show map & directions

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

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X · Licence 604061066 (WA)

Record details

NPI number1831611300
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Weeks — Owner/Psychiatrist · (206) 525-2700
NPI enumeratedJuly 17, 2017
Last updated in NPPESSeptember 18, 2021
Certification dateSeptember 18, 2021
Mailing address17811 80th Ave Ne Apt E3, Kenmore, WA 98028-1832

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