Sierra Barnicle , LSWAIC
Social Worker • Seattle, WA
Professional Overview & Biography Verified Profile Summary
Sierra Barnicle, LSWAIC is a registered healthcare professional specializing in Social Worker in Seattle, WA. Practice services are available at 1229 MADISON ST STE 500 under active NPI credentials.
Practice Location & Contact Primary Location
1229 Madison St Ste 500
Seattle, WA 981041305
Specialty Benchmarks & Practice Insights
Comparative analytics for Social Worker in Seattle, WA
Practicing in Seattle, WA (2183 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2025-08-25NUCC Taxonomy Code: 104100000X
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.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Social Worker
Counselor - Professional
Licensed Professional Counselor
Physician Assistant
Counselor - Mental Health
Nurse Practitioner - Family
Nurse Practitioner
Counselor - Mental Health
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
NPI status registered as active in NPPES database
Registered at 1229 MADISON ST STE 500, SEATTLE, WA 981041305 (Tel: 8778258584)
Registered at PO BOX 560901, DENVER, CO 802560901 (Tel: 8778258584)
Recorded as SIERRA BARNICLE, LSWAIC
Social Worker (License #SA61662737 in WA)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
Po Box 560901
Denver, CO 802560901
Phone: 8778258584
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.