MRS. KATELYN ELIZABETH OLSOY
NPI 1750068581
Counselor in Everett, WA

Q: What is Katelyn Olsoy's NPI number?

The NPI number for Katelyn Olsoy is 1750068581. It was assigned to this individual provider in the NPPES registry on July 3, 2023. The provider is also known as Ms. Katelyn Elizabeth Duskin.

Q: What is Katelyn Olsoy's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

Q: When was this NPI record last updated?

The NPPES record for Katelyn Olsoy was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.

Active since July 03, 2023

4526 FEDERAL AVE, EVERETT, WA 98203(425) 349-6200 Get Directions Write a Review

NPPES record last updated: January 28, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 28, 2026, Jan 13, 2026, Sep 12, 2025 and 1 more (4 updates tracked since 2023).

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About Mrs. Katelyn Elizabeth Olsoy NPPES

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

MRS. KATELYN ELIZABETH OLSOY (NPI 1750068581) is an individual counselor in Everett, Washington, licensed in Washington (CG61440144) and active in the NPI registry since July 2023. She maintains 2 additional practice locations.

NPPES Registry Identity

NPI1750068581

Entity TypeIndividualFemale

Primary Taxonomy101Y00000X

Provider Legal NameMRS. KATELYN ELIZABETH OLSOY

Location Address4526 FEDERAL AVEEverett, WA 98203-2132

Mailing Address4526 Federal AveEverett, WA 98203-2132 · (425) 349-6200

Phone(425) 349-6200

Sole ProprietorNo

Enumeration DateJuly 3, 2023

Last NPPES UpdateJanuary 28, 20264 updates tracked since enumeration

NPPES CertifiedJanuary 28, 2026

✔ NPI 1750068581 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers

Taxonomy Code101Y00000X

License✔ Licensed in WA · CG61440144

Definition

A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

4526 FEDERAL AVE, Everett, WA 98203

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Other Names 1

Former Name (1)Ms. Katelyn Elizabeth Duskin

Secondary Practice Locations 2

Location 13402 173rd Pl NE Ste 103Arlington, WA 98223-8497 · Phone (360) 926-4190

Location 2902 E Maple StArlington, WA 98223-1634 · Phone (360) 708-1765

Other Identifiers 1

Medicaid2330128WA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MELISSA ANNE TONER MHT3,AAC-R

Counselor