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

Jay C Williamson, MA

Individual provider Mental Health Counselor · NPI 1417150491

Jay C Williamson, MA is a Mental Health Counselor in Bellevue, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

13606 NE 20th St Ste 104
Bellevue, WA 98005-2011
Phone: (425) 643-2383
Fax: (425) 795-7143
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LH00005269 (WA)
Marriage & Family Therapist Taxonomy 106H00000X · Licence LF00001189 (WA)

Record details

NPI number1417150491
Entity typeIndividual (Type 1)
GenderMale
Credentials MA
Sole proprietorYes
NPI enumeratedJune 7, 2007
Last updated in NPPESSeptember 11, 2025

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