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

DR. SPENCER FIELDING BLALOCK LCSW
NPI 1376867614
Social Worker in Auburn, WA

Q: What is Spencer Blalock's NPI number?

The NPI number for Spencer Blalock is 1376867614. It was assigned to this individual provider in the NPPES registry on March 16, 2010.

Q: What is Spencer Blalock's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Spencer Blalock was last updated on September 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since March 16, 2010

4238 AUBURN WAY N, AUBURN, WA 98002(206) 901-2000(206) 901-2010 Get Directions Write a Review

NPPES record last updated: September 21, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 21, 2026, Jun 20, 2023 (2 updates tracked since 2023).

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About Dr. Spencer Fielding Blalock Lcsw NPPES

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

DR. SPENCER FIELDING BLALOCK LCSW (NPI 1376867614) is an individual social worker in Auburn, Washington, licensed in Washington (LW61503960) and active in the NPI registry since March 2010.

NPPES Registry Identity

NPI1376867614

Entity TypeIndividualMale

Primary Taxonomy104100000X

Provider Legal NameDR. SPENCER FIELDING BLALOCKCredential: LCSW

Location Address4238 AUBURN WAY NAuburn, WA 98002-1311

Mailing AddressPo Box 2413Grand Junction, CO 81502-2413 · (601) 480-5683

Phone(206) 901-2000

Fax(206) 901-2010

Sole ProprietorNo

Enumeration DateMarch 16, 2010

Last NPPES UpdateSeptember 21, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 21, 2026

✔ NPI 1376867614 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in WA · LW61503960

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

4238 AUBURN WAY N, Auburn, WA 98002

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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.

JULIA ROSALIND AQUINO LUMAUIG

Counselor

4238 AUBURN WAY N
AUBURN, WA 98002

King County (253) 876-7600

IRENE WAIBARA

Counselor

4238 AUBURN WAY N
AUBURN, WA 98002

King County (206) 901-2000

TRISHELLE ROSE EDWARDS

Counselor

4238 AUBURN WAY N, SOUND MENTAL HEALTH
AUBURN, WA 98002

King County (253) 876-7600

KATIE DUFF

Social Worker

4238 AUBURN WAY N
AUBURN, WA 98002

King County (206) 901-2000

BRENDA LYNN FOWLER-LONGORIA PEER COUNSELOR

Counselor

4238 AUBURN WAY N
AUBURN, WA 98002

King County (253) 876-7600

ASHNIKA ASHMINTA NATH

Counselor

4238 AUBURN WAY N
AUBURN, WA 98002

King County (206) 901-2000

CYNTHIA M TUMELSON BA, CDP

Counselor (Addiction (Substance Use Disorder))

4238 AUBURN WAY N
AUBURN, WA 98002

King County (253) 876-7600

ESSI KOUDOHA

Counselor

4238 AUBURN WAY N
AUBURN, WA 98002

King County (206) 901-2000

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 Spencer Blalock's NPI number?

The NPI number for Spencer Blalock is 1376867614. It was assigned to this individual provider in the NPPES registry on March 16, 2010.

Where is Spencer Blalock located?

Spencer Blalock practices at 4238 Auburn Way N, Auburn, WA 98002. The listed phone number is (206) 901-2000.

What is Spencer Blalock's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Spencer Blalock was last updated on September 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.