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

Gillian Messinger, PHD

Individual provider Psychologist · NPI 1134350846

Gillian Messinger, PHD is a Clinical Psychologist in Kildeer, Illinois. Qualified in 1997, 29 years ago. Practices as a sole proprietor and offers telehealth. Licensed in Illinois.

Years since qualifying
29
Licensed in
IL
In the registry since
2009
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

22440 Prairie Ln
Kildeer, IL 60047-9764
Phone: (847) 989-3965
Fax: (847) 307-8327
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 071.007113 (IL)

Record details

NPI number1134350846
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 29, 2009
Last updated in NPPESApril 10, 2015
Mailing address22440 Prairie Ln, Kildeer, IL 60047-9764

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare