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

Individual provider Clinical Social Worker · NPI 1326167644

Arthur James Diers, LCSW is a Clinical Social Worker in Evanston, 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

1218 Grant St
Evanston, IL 60201-2615
Phone: (847) 491-0092
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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 (IL)

Record details

NPI number1326167644
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedMarch 28, 2007
Last updated in NPPESJuly 8, 2007

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