Individual provider · Type 1 NPI

Seth Tumbleson, SWC

Clinical Social Worker · Littleton, CO

NPI number 1649168592 Active

Practice location

7780 S Broadway Ste 300
Littleton, CO 80122-2633

Call (970) 310-3406 Map

Fax (888) 965-4615

Other practice locations

  • 2260 W Trilby Rd, Fort Collins, CO 80526-9650 · (970) 494-4200
  • 3521 Stanford Rd Apt 315, Fort Collins, CO 80525-4082 · (970) 430-6161

Specialties and licenses

TaxonomyCodeLicense
Clinical Social Worker Primary 1041C0700XSWC.0000002510 (CO)
Social Worker 104100000XSWC.0000002510 (CO)
Case Manager/Care Coordinator 171M00000XNone listed

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…

26 other providers at this address

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About NPI 1649168592

Seth Tumbleson, SWC's National Provider Identifier is 1649168592, issued on Jun 26, 2025. The primary taxonomy on file is Clinical Social Worker (1041C0700X), and the practice location is in Littleton, CO. The record was last updated on Jun 2, 2026.