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

Dr. William Joseph Jedlicka, PHD

Individual provider Psychologist · NPI 1659566420

Dr. William Joseph Jedlicka, PHD is a Psychologist in Lake Barrington, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
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

7 Shoreline Rd
Lake Barrington, IL 60010-1621
Phone: (312) 382-9139
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X (IL)

Record details

NPI number1659566420
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 13, 2007
Last updated in NPPESSeptember 13, 2007
Mailing address7 Shoreline Rd, Lake Barrington, IL 60010-1621