Individual provider · Type 1 NPI

Stephen Joseph Irwin, LCSW

Clinical Social Worker · San Francisco, CA

NPI number 1093404485 Active

Practice location

1263 Mission St
San Francisco, CA 94103-2705

Call (628) 758-2433 Map

Fax (415) 514-6466

Specialties and licenses

TaxonomyCodeLicense
Case Manager/Care Coordinator 171M00000X136529 (CA)
Clinical Social Worker Primary 1041C0700X136529 (CA)

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 1093404485

Stephen Joseph Irwin, LCSW's National Provider Identifier is 1093404485, issued on May 2, 2023. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in San Francisco, CA. The record was last updated on Jan 26, 2026.