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

Joan Kathleen Trettenero

Individual provider Counselor · NPI 1508365834

Joan Kathleen Trettenero is a Counselor in Tukwila, Washington. Licensed in Washington. Registered with an NPI since 2018.

Licensed in
WA
In the registry since
2018
Specialties on file
2

Practice location Address checks out

6400 Southcenter Blvd
Tukwila, WA 98188-2547
Phone: (206) 901-2000
Show map & directions

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

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X (WA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1508365834
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 1, 2018
Last updated in NPPESOctober 6, 2025
Certification dateOctober 6, 2025

Other providers in Tukwila