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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

OLIVIA HAGEN
NPI 1821978420
Counselor - Mental Health in Shoreline, WA

Active since September 04, 2025
17018 15TH AVE NE, SHORELINE, WA 98155(206) 362-7282 Get Directions Write a Review

NPPES record last updated: July 31, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Olivia Hagen NPPES

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

OLIVIA HAGEN (NPI 1821978420) is an individual mental health provider in Shoreline, Washington, licensed in Washington (CG70044471) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1821978420
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameOLIVIA HAGEN
Location Address17018 15TH AVE NEShoreline, WA 98155-5137
Mailing Address17018 15th Ave NeShoreline, WA 98155-5137 · (206) 362-7282
Phone(206) 362-7282
Sole ProprietorNo
Enumeration DateSeptember 4, 2025
Last NPPES UpdateJuly 31, 2026
NPPES CertifiedJuly 31, 2026
✔ NPI 1821978420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in WA · CG70044471
17018 15TH AVE NE, Shoreline, WA 98155
Open in Google Maps ↗

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.

RAMSEY VIRGIL RAMSEY LMFT, IEDS
Marriage & Family Therapist
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 601-5186
MYLINH BUI
Counselor
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 288-9010
KARLEEN MICHAEL MARS TAMTE
Counselor (Mental Health)
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 362-7282
EMILY ANN RIEHL
Counselor
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 362-7282
RICHARD RUNGE
Case Manager/Care Coordinator
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 369-1224
KATIE DORAINE HORTON
Student in an Organized Health Care Education/Training Program
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 362-7282
ERICA EWELL
Counselor
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 362-7282
CENTER FOR HUMAN SERVICES
Clinic/Center (Rehabilitation, Substance Use Disorder)
17018 15TH AVE NE
SHORELINE, WA 98155
King County (206) 362-7282

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 Olivia Hagen's NPI number?

The NPI number for Olivia Hagen is 1821978420. It was assigned to this individual provider in the NPPES registry on September 4, 2025.

Where is Olivia Hagen located?

Olivia Hagen practices at 17018 15th Ave NE, Shoreline, WA 98155. The listed phone number is (206) 362-7282.

What is Olivia Hagen's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Olivia Hagen was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.