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

Dr. Susan Heffelfinger, PHD

Individual provider Group Psychotherapy Psychologist · NPI 1871736355

Dr. Susan Heffelfinger, PHD is a Group Psychotherapy Psychologist in Dixon, Illinois. Licensed in Illinois. Registered with an NPI since 2009.

Licensed in
IL
In the registry since
2009
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

159 Grand Oaks Ln
Dixon, IL 61021-3244
Phone: (847) 477-2297
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071-006675 (IL)
Group Psychotherapy Psychologist Taxonomy 103TP2701X · Licence 071006675 (IL)

Record details

NPI number1871736355
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedApril 13, 2009
Last updated in NPPESMarch 24, 2025
Certification dateMarch 24, 2025