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

Seth Thomas Andersen

Individual provider Counselor · NPI 1871255869

Seth Thomas Andersen is a Counselor in Seatac, Washington. Registered with an NPI since 2021.

In the registry since
2021
Specialties on file
2

Practice location Address checks out

4040 S 188th St Ste 300
Seatac, WA 98188-5070
Phone: (206) 816-3253
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X
Counselor Taxonomy 101Y00000X

Record details

NPI number1871255869
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 7, 2021
Last updated in NPPESMarch 20, 2025
Certification dateMarch 20, 2025
Mailing address4040 S 188th St Ste 300, Seatac, WA 98188-5070

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