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

Dr. Jennifer Duff, PSYD

Individual provider Clinical Psychologist · NPI 1649492315

Dr. Jennifer Duff, PSYD is a Clinical Psychologist in Naperville, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

1020 E Ogden Ave Ste 312
Naperville, IL 60563-8609
Phone: (630) 420-9707
Fax: (630) 420-9708
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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 071007188 (IL)

Record details

NPI number1649492315
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedMay 3, 2007
Last updated in NPPESDecember 10, 2013
Mailing address1020 E Ogden Ave, Suite 312, Naperville, IL 60563-8609

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