Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

SUNNYSIDE SEATTLE THERAPY
NPI 1255246377
Social Worker - Clinical in Seattle, WA

Active since August 14, 2026
5719 40TH AVE NE, SEATTLE, WA 98105(206) 992-8398 Get Directions Write a Review

NPPES record added: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Sunnyside Seattle Therapy NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SUNNYSIDE SEATTLE THERAPY (NPI 1255246377) is a healthcare organization registered as a clinical in Seattle, Washington and active in the NPI registry since August 2026. The organization lists Abigail Spear, Owner, as its authorized official.

NPPES Registry Identity

NPI1255246377
Entity TypeOrganization
Primary Taxonomy1041C0700X
Legal Business NameSUNNYSIDE SEATTLE THERAPY
Location Address5719 40TH AVE NESeattle, WA 98105-2218
Mailing Address5719 40th Ave NeSeattle, WA 98105-2218 · (206) 992-8398
Organization SubpartNo
Authorized OfficialAbigail SpearOwner · (206) 992-8398
Enumeration DateAugust 14, 2026
NPPES CertifiedAugust 14, 2026
NPI 1255246377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
5719 40TH AVE NE, Seattle, WA 98105

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sunnyside Seattle Therapy's NPI number?

The NPI number for Sunnyside Seattle Therapy is 1255246377. It was assigned to this organization in the NPPES registry on August 14, 2026.

Where is Sunnyside Seattle Therapy located?

Sunnyside Seattle Therapy is located at 5719 40th Ave NE, Seattle, WA 98105. The listed phone number is (206) 992-8398.

What is Sunnyside Seattle Therapy's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Sunnyside Seattle Therapy was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.