Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Katey Lynn Gerken, LCSW, ACT

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1679102990

Katey Lynn Gerken, LCSW, ACT is an Addiction (Substance Use Disorder) Counselor in Sioux Falls, South Dakota. Works from 2 locations. Licensed in South Dakota.

Licensed in
SD
In the registry since
2020
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

5625 S Southeastern Ave
Sioux Falls, SD 57108-8600
Phone: (605) 336-2556
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 310 S 1st Ave, Sioux Falls, SD 57104-6329 — (605) 336-2556

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 4848 (SD)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 8147 (SD)

Record details

NPI number1679102990
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW , ACT
Sole proprietorNo
NPI enumeratedApril 7, 2020
Last updated in NPPESApril 7, 2020
Certification dateApril 7, 2020

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