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

Mary Deleonardis, LCSW

Individual provider Social Worker · NPI 1467852319

Mary Deleonardis, LCSW is a Social Worker in Edwardsville, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2014
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

40B Edwardsville Prof Park
Edwardsville, IL 62025-3602
Phone: (618) 248-2040
Fax: (618) 248-2040
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 149013621 (IL)

Record details

NPI number1467852319
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedAugust 28, 2014
Last updated in NPPESAugust 28, 2014

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