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

Andrew Williamson

Individual provider Mental Health Counselor · NPI 1164075354

Andrew Williamson is a Mental Health Counselor in Tigard, Oregon. Practices as a sole proprietor. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

8915 SW Center St
Tigard, OR 97223-6307
Phone: (503) 726-3690
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1164075354
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJuly 17, 2019
Last updated in NPPESAugust 5, 2024
Certification dateAugust 5, 2024
Mailing address222 E Nora Ave Apt 23, Spokane, WA 99207-2361

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