Individual provider · Type 1 NPI

Diantha Jean Larson, CCDC T

Addiction (Substance Use Disorder) Counselor · Watertown, SD

NPI number 1669467577 Active

Practice location

123 19th St NE
Watertown, SD 57201-2823

Call (605) 886-0123 Map

Fax (605) 886-5447

Mailing address

PO Box 1030
Watertown, SD 57201-6030

Specialties and licenses

TaxonomyCodeLicense
Addiction (Substance Use Disorder) Counselor Primary 101YA0400X3085 (SD)

Addiction (Substance Use Disorder) Counselor: Definition to come...

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About NPI 1669467577

Diantha Jean Larson, CCDC T's National Provider Identifier is 1669467577, issued on Sep 16, 2005. The primary taxonomy on file is Addiction (Substance Use Disorder) Counselor (101YA0400X), and the practice location is in Watertown, SD. The record was last updated on Jul 13, 2026.