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

Leah Elaine Diercks, LCSW

Individual provider Clinical Social Worker · NPI 1285107953

Leah Elaine Diercks, LCSW is a Clinical Social Worker in Billings, Montana. Practices as a sole proprietor and works from 2 locations. Licensed in Montana.

Licensed in
MT
In the registry since
2019
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

1925 Grand Ave Ste 100
Billings, MT 59102-2763
Phone: (406) 780-1205
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2800 10th Ave N, Billings, MT 59101-0703 — (406) 435-6061

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence BBH-LCSW-LIC-36636 (MT)

Record details

NPI number1285107953
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJanuary 6, 2019
Last updated in NPPESJanuary 6, 2019

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