Individual provider · Type 1 NPI

Seth R. Sonenthal, LICSW, SUDP

Clinical Social Worker · Seattle, WA

NPI number 1124538103 Active

Practice location

4742 42nd Ave SW Unit 122
Seattle, WA 98116-4553

Fax (206) 326-1223

Other practice locations

  • 4501 15th Ave S Ste 102, Seattle, WA 98108-1874 · (206) 403-0173

Specialties and licenses

TaxonomyCodeLicense
Clinical Social Worker Primary 1041C0700XLW60951016 (WA)

Clinical Social Worker: A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpers…

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About NPI 1124538103

Seth R. Sonenthal, LICSW, SUDP's National Provider Identifier is 1124538103, issued on Oct 4, 2017. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in Seattle, WA. The record was last updated on Apr 14, 2026.