Individual provider · Type 1 NPI

Colette Duffy, LCSW

Clinical Social Worker · Boston, MA

NPI number 1447809553 Active

Practice location

84 State St
Boston, MA 02109-2202

Mailing address

PO Box 1595
Middletown, CT 06457-8095

Specialties and licenses

TaxonomyCodeLicense
Clinical Social Worker Primary 1041C0700X223396 (MA)

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 1447809553

Colette Duffy, LCSW's National Provider Identifier is 1447809553, issued on Sep 11, 2019. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in Boston, MA. The record was last updated on Nov 10, 2025.