SIERRA BARNICLE LSWAIC
NPI 1699653873
Social Worker in Seattle, WA

Active since August 25, 2025
1229 MADISON ST STE 500, SEATTLE, WA 98104(877) 825-8584 Get Directions Write a Review

NPPES record last updated: August 25, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Sierra Barnicle Lswaic NPPES

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

SIERRA BARNICLE LSWAIC (NPI 1699653873) is an individual social worker in Seattle, Washington, licensed in Washington (SA61662737) and active in the NPI registry since August 2025.

NPPES Registry Identity

NPI1699653873
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameSIERRA BARNICLECredential: LSWAIC
Location Address1229 MADISON ST STE 500Seattle, WA 98104-1305
Mailing AddressPo Box 560901Denver, CO 80256-0901 · (877) 825-8584
Sole ProprietorNo
Enumeration DateAugust 25, 2025
NPPES CertifiedAugust 25, 2025
NPI 1699653873 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 · SA61662737
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.

1229 MADISON ST STE 500, Seattle, WA 98104

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.

Nurse Practitioner (Psychiatric/Mental Health)
1229 MADISON ST STE 500
SEATTLE, WA 98104
Social Worker
1229 MADISON ST STE 500
SEATTLE, WA 98104
Physician Assistant
1229 MADISON ST STE 500
SEATTLE, WA 98104
Psychiatry & Neurology (Psychiatry)
1229 MADISON ST STE 500
SEATTLE, WA 98104
Counselor (Mental Health)
1229 MADISON ST STE 500
SEATTLE, WA 98104
Counselor (Mental Health)
1229 MADISON ST STE 500
SEATTLE, WA 98104
Dietitian, Registered
1229 MADISON ST STE 500
SEATTLE, WA 98104
Social Worker
1229 MADISON ST STE 500
SEATTLE, WA 98104

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 Sierra Barnicle's NPI number?

The NPI number for Sierra Barnicle is 1699653873. It was assigned to this individual provider in the NPPES registry on August 25, 2025.

Where is Sierra Barnicle located?

Sierra Barnicle practices at 1229 Madison St Ste 500, Seattle, WA 98104. The listed phone number is (877) 825-8584.

What is Sierra Barnicle'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 Sierra Barnicle was last updated on August 25, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.