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

Katherine E Leslie, LCSW

Individual provider Clinical Social Worker · NPI 1326310145

Katherine E Leslie, LCSW is a Clinical Social Worker in Boulder, Colorado. Practices as a sole proprietor and works from 2 locations. Licensed in Colorado and North Carolina.

Licensed in
CO, NC
In the registry since
2012
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

4430 Arapahoe Ave Ste 215
Boulder, CO 80303-1100
Phone: (919) 960-1623
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2346 Broadway St, Boulder, CO 80304-4107 — (919) 960-1623

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence CSW.09924228 (CO)
Clinical Social Worker Taxonomy 1041C0700X · Licence C007621 (NC)

Record details

NPI number1326310145
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedFebruary 9, 2012
Last updated in NPPESJuly 21, 2022

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