Individual provider · Type 1 NPI

Mark L. Henderson, LCSW

Clinical Social Worker · Poughkeepsie, NY

NPI number 1083606826 Active

Practice location

29 N Hamilton St
Poughkeepsie, NY 12601-2541

Call (845) 452-1110 Map

Fax (845) 452-1119

Specialties and licenses

TaxonomyCodeLicense
Clinical Social Worker Primary 1041C0700XPR026381-1 (NY)

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 1083606826

Mark L. Henderson, LCSW's National Provider Identifier is 1083606826, issued on Aug 18, 2005. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in Poughkeepsie, NY. The record was last updated on Jul 13, 2026.