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

Dennis J Niswonger, Psy D, SC

Organization Clinical Psychologist · NPI 1760656581

Dennis J Niswonger, Psy D, SC is a Clinical Psychologist in Orland Park, Illinois. Licensed in Illinois. Registered with an NPI since 2008.

Licensed in
IL
In the registry since
2008

Practice location Address checks out

15040 S Ravinia Ave Ste 49
Orland Park, IL 60462-3194
Phone: (708) 364-3232
Fax: (708) 364-3233
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071-007045 (IL)

Record details

NPI number1760656581
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Dennis Niswonger — Owner · (708) 364-3232
NPI enumeratedApril 14, 2008
Last updated in NPPESFebruary 18, 2010
Mailing address15040 S Ravinia Ave, Suite 49, Orland Park, IL 60462-3194

Other providers in Orland Park