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

Dr. Mark Joseph Zerwic, PHD

Individual provider Clinical Psychologist · NPI 1073619086

Dr. Mark Joseph Zerwic, PHD is a Clinical Psychologist in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
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

820 S Damen Ave Psychology #116B
Chicago, IL 60612-3728
Phone: (312) 569-6955
Fax: (312) 569-6296
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X (IL)

Record details

NPI number1073619086
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 16, 2006
Last updated in NPPESJuly 8, 2007

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