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

Individual provider Mental Health Counselor · NPI 1942926571

Olivia K Onesti, LCSW is a Mental Health Counselor in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2022.

Licensed in
IL
In the registry since
2022
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

122 S Michigan Ave Ste 1441
Chicago, IL 60603-6173
Phone: (312) 786-4990
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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 149026448 (IL)
Mental Health Counselor Taxonomy 101YM0800X · Licence 150108851 (IL)

Record details

NPI number1942926571
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedOctober 14, 2022
Last updated in NPPESMarch 29, 2024
Certification dateMarch 29, 2024

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