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

Individual provider Clinical Psychologist · NPI 1881918514

Dr. Jennifer Lynne Duffecy, PHD is a Clinical Psychologist in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2010
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

824 W Oakdale Ave Apt 2
Chicago, IL 60657-9485
Phone: (630) 841-8691
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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 071007384 (IL)

Record details

NPI number1881918514
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 24, 2010
Last updated in NPPESMarch 24, 2010

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