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

Individual provider Clinical Social Worker · NPI 1043312838

Mrs. Katherine D. Brosier, LCSW is a Clinical Social Worker in St Charles, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2006
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

409 Illinois Ave Unit 1A
St Charles, IL 60174-2966
Phone: (847) 622-3812
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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 (IL)

Record details

NPI number1043312838
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedSeptember 2, 2006
Last updated in NPPESJuly 8, 2007

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