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

Letitia Marie Kowalski, LCSW

Individual provider Social Worker · NPI 1346062635

Letitia Marie Kowalski, LCSW is a Social Worker in Warrenville, Illinois. Licensed in Illinois. Registered with an NPI since 2024.

Licensed in
IL
In the registry since
2024
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

27475 Ferry Rd
Warrenville, IL 60555-3808
Phone: (630) 699-7254
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149.028896 (IL)
Social Worker Taxonomy 104100000X · Licence 150.114811 (IL)

Record details

NPI number1346062635
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedOctober 28, 2024
Last updated in NPPESApril 17, 2025
Certification dateApril 17, 2025

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