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
Mailing address159 Grand Oaks Ln, Dixon, IL 61021-3244