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

Patricia O'Leary, APN

Individual provider Adult Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1376691675

Patricia O'Leary, APN is an Adult Psychiatric/Mental Health Clinical Nurse Specialist in Arlington Heights, Illinois. Practices as a sole proprietor. Licensed in Illinois.

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

1655 N Arlington Heights Rd Ste 303E
Arlington Heights, IL 60004-3982
Phone: (708) 817-5787
Fax: (847) 590-8747
Show map & directions

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

Specialties & licences

Adult Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0809X · Licence 209002059 (IL)

Record details

NPI number1376691675
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorYes
NPI enumeratedJanuary 5, 2007
Last updated in NPPESJuly 21, 2022