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

Marilyn Siegel, LCSW

Individual provider Clinical Social Worker · NPI 1548399041

Marilyn Siegel, LCSW is a Clinical Social Worker in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

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

3525 W Peterson Ave Ste 400
Chicago, IL 60659-3324
Phone: (773) 866-5035
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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 149-005494 (IL)

Record details

NPI number1548399041
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMarch 2, 2007
Last updated in NPPESJanuary 24, 2020
Certification dateJanuary 24, 2020

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