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

MS. Lillian M. De Blecourt, LCSW

Individual provider Clinical Social Worker · NPI 1073739231

MS. Lillian M. De Blecourt, LCSW is a Clinical Social Worker in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
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

25 E Washington St Ste 1041
Chicago, IL 60602
Phone: (312) 888-9120
Fax: (312) 846-6789
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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 149006500 (IL)

Record details

NPI number1073739231
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 17, 2007
Last updated in NPPESApril 19, 2018

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