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SETH WELCH
NPI 1215373477
Counselor - Addiction (Substance Use Disorder) in Seattle, WA

Active since May 15, 2013
1901 MARTIN LUTHER KING JR WAY S, SEATTLE, WA 98144(206) 322-7676(206) 726-7585 Get Directions Write a Review

NPPES record last updated: May 15, 2013. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Seth Welch NPPES

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

SETH WELCH (NPI 1215373477) is an individual addiction (substance use disorder) provider in Seattle, Washington, licensed in Washington (CO 60149934) and active in the NPI registry since May 2013.

NPPES Registry Identity

NPI1215373477
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameSETH WELCH
Location Address1901 MARTIN LUTHER KING JR WAY SSeattle, WA 98144-4801
Mailing Address1901 Martin Luther King Jr Way SSeattle, WA 98144-4801 · (206) 322-7676 · Fax (206) 726-7585
Phone(206) 322-7676
Fax(206) 726-7585
Sole ProprietorNo
Enumeration DateMay 15, 2013
✔ NPI 1215373477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in WA · CO 60149934
1901 MARTIN LUTHER KING JR WAY S, Seattle, WA 98144
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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.

JULIE OLSEN LMHC
Counselor (Mental Health)
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
ILEANA JANOVICH CDP
Counselor (Addiction (Substance Use Disorder))
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
MIKE NJENGA
Counselor (Mental Health)
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
ANDRES E SOTO BA, MDIV, MHP
Counselor (Mental Health)
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
MR. CARLTON ANDREW BUREN CDPT
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
TANYA ROBERTSON
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
MR. DELTON LIONEL MOSBY MSW, MPH, CDP
Counselor (Addiction (Substance Use Disorder))
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676
MR. VERNON EARL ANDERSON BA
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
King County (206) 322-7676

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 Seth Welch's NPI number?

The NPI number for Seth Welch is 1215373477. It was assigned to this individual provider in the NPPES registry on May 15, 2013.

Where is Seth Welch located?

Seth Welch practices at 1901 Martin Luther King Jr Way S, Seattle, WA 98144. The listed phone number is (206) 322-7676.

What is Seth Welch's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Seth Welch was last updated on May 15, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.