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

Katherine Jane Hejna, PSYD

Individual provider Clinical Psychologist · NPI 1013307735

Katherine Jane Hejna, PSYD is a Clinical Psychologist in Oak Brook, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2015
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

1200 Harger Rd Ste 600
Oak Brook, IL 60523-1805
Phone: (630) 571-5750
Fax: (630) 571-5751
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071009021 (IL)

Record details

NPI number1013307735
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedFebruary 2, 2015
Last updated in NPPESFebruary 2, 2015

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