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

MS. Irene Marks, APN

Individual provider Women's Health Nurse Practitioner · NPI 1235251703

MS. Irene Marks, APN is a Women's Health Nurse Practitioner in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

1901 W Harrison St 4th Fl
Chicago, IL 60612-3714
Phone: (312) 864-0854
Fax: (312) 864-9580
Show map & directions

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

Specialties & licences

Women's Health Nurse Practitioner (primary) Taxonomy 363LW0102X · Licence 209004377 (IL)

Record details

NPI number1235251703
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedApril 4, 2007
Last updated in NPPESApril 27, 2021
Certification dateApril 27, 2021

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