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

Individual provider Clinical Social Worker · NPI 1881618940

Althea R Olson, LCSW is a Clinical Social Worker in Plainfield, Illinois. Works from 2 locations. 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

15724 S Route 59 Ste 102
Plainfield, IL 60544-2806
Phone: (630) 527-8877
Fax: (630) 527-8877
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2677 Us Highway 34 Ste C, Oswego, IL 60543-8660 — (630) 527-8877

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149008446 (IL)

Record details

NPI number1881618940
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESJune 24, 2026
Certification dateJune 24, 2026
Mailing address15724 S Route 59 Ste 102, Plainfield, IL 60544-2806

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