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

Trillium S Swanson

Individual provider Mental Health Counselor · NPI 1720454358

Trillium S Swanson is a Mental Health Counselor in Friday Harbor, Washington. Registered with an NPI since 2015.

In the registry since
2015

Practice location Address checks out

520 Spring St
Friday Harbor, WA 98250-8057
Phone: (360) 378-2669
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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

Record details

NPI number1720454358
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 18, 2015
Last updated in NPPESAugust 18, 2015

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