Individual provider · Type 1 NPI

Margaret M. Hammes, MSW LISW

Clinical Social Worker · Decorah, IA

NPI number 1144497405 Active

Practice location

314 W. Main St.
Decorah, IA 52101

Call (563) 387-7433 Map

Mailing address

411 N. Jefferson, PO Box 369
Calmar, IA 52132

Other practice locations

  • 6414 S Howell Ave Ste B, Oak Creek, WI 53154-1104 · (563) 387-7433

Specialties and licenses

TaxonomyCodeLicense
Clinical Social Worker Primary 1041C0700X007383 (IA)
Clinical Social Worker 1041C0700X11031-123 (WI)

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 1144497405

Margaret M. Hammes, MSW LISW's National Provider Identifier is 1144497405, issued on May 14, 2008. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in Decorah, IA. The record was last updated on Oct 5, 2026.