MS. KESY YAA YOON LMHC
NPI 1346742251
Counselor - Mental Health in Seattle, WA

Q: What is Kesy Yoon's NPI number?

The NPI number for Kesy Yoon is 1346742251. It was assigned to this individual provider in the NPPES registry on March 6, 2018.

Q: What is Kesy Yoon's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Kesy Yoon was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 March 06, 2018

9221B ROOSEVELT WAY NE, SEATTLE, WA 98115(360) 623-3126 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 11, 2025, Jun 30, 2020, Mar 6, 2018 (3 updates tracked since 2018).

On this page

About Ms. Kesy Yaa Yoon Lmhc NPPES

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

MS. KESY YAA YOON LMHC (NPI 1346742251) is an individual mental health provider in Seattle, Washington, licensed in California (4417) and active in the NPI registry since March 2018.

NPPES Registry Identity

NPI1346742251

Entity TypeIndividualFemale

Primary Taxonomy101YM0800X

Provider Legal NameMS. KESY YAA YOONCredential: LMHC

Location Address9221B ROOSEVELT WAY NESeattle, WA 98115-2841

Mailing Address10002 Aurora Ave N. #36, Pmb 549Seattle, WA 98133 · (310) 430-3574

Phone(360) 623-3126

Sole ProprietorYes

Enumeration DateMarch 6, 2018

Last NPPES UpdateSeptember 11, 20253 updates tracked since enumeration

NPPES CertifiedJune 30, 2020

✔ NPI 1346742251 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 CA · 4417

9221B ROOSEVELT WAY NE, Seattle, WA 98115

Open in Google Maps ↗

Other Providers at the Same Location NPPES 3

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

CAROLINE MULLINS LMHC

Counselor (Mental Health)

9221B ROOSEVELT WAY NE
SEATTLE, WA 98115

King County (206) 429-9670

YUKIMI HARAGUCHI

Counselor (Mental Health)

9221B ROOSEVELT WAY NE
SEATTLE, WA 98115

King County (360) 623-3126

MR. QUENTIN JEFFREY TAMINHART LMHC

Counselor (Mental Health)

9221B ROOSEVELT WAY NE
SEATTLE, WA 98115

King County (206) 429-9670

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 Kesy Yoon's NPI number?

The NPI number for Kesy Yoon is 1346742251. It was assigned to this individual provider in the NPPES registry on March 6, 2018.

Where is Kesy Yoon located?

Kesy Yoon practices at 9221B Roosevelt Way NE, Seattle, WA 98115. The listed phone number is (360) 623-3126.

What is Kesy Yoon'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 Kesy Yoon was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.