MRS. CATHLEEN O'LEARY LCPC
NPI 1962876235
Counselor - Professional in Oak Brook, IL

Q: What is Cathleen O'leary's NPI number?

The NPI number for Cathleen O'leary is 1962876235. It was assigned to this individual provider in the NPPES registry on November 24, 2015.

Q: What is Cathleen O'leary's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Q: When was this NPI record last updated?

The NPPES record for Cathleen O'leary was last updated on October 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 24, 2015

600 W 22ND ST, SUITE 250, OAK BROOK, IL 60523(630) 230-6505(630) 250-3362 Get Directions Write a Review

NPPES record last updated: October 5, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 5, 2020, Nov 24, 2015 (2 updates tracked since 2015).

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About Mrs. Cathleen O'leary Lcpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. CATHLEEN O'LEARY LCPC (NPI 1962876235) is an individual professional provider in Oak Brook, Illinois, licensed in Illinois (180012789) and active in the NPI registry since November 2015.

NPPES Registry Identity

NPI1962876235

Entity TypeIndividualFemale

Primary Taxonomy101YP2500X

Provider Legal NameMRS. CATHLEEN O'LEARYCredential: LCPC

Location Address600 W 22ND ST, SUITE 250Oak Brook, IL 60523-1947

Mailing Address600 W 22nd St, Suite 250Oak Brook, IL 60523-1947 · (630) 230-6505 · Fax (630) 250-3362

Phone(630) 230-6505

Fax(630) 250-3362

Sole ProprietorNo

Enumeration DateNovember 24, 2015

Last NPPES UpdateOctober 5, 20202 updates tracked since enumeration

NPPES CertifiedOctober 5, 2020

✔ NPI 1962876235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

Licenses✔ Licensed in IL · 180012789✔ Licensed in IL · 178007451

600 W 22ND ST, Oak Brook, IL 60523

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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEGHAN RIORDAN

Psychologist (Clinical Child & Adolescent)

600 W 22ND ST
OAK BROOK, IL 60523

Dupage County (630) 230-6505

CHINMAYA MODI

Nurse Practitioner (Family)

600 W 22ND ST
OAK BROOK, IL 60523

Dupage County (800) 238-9307

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cathleen O'leary's NPI number?

The NPI number for Cathleen O'leary is 1962876235. It was assigned to this individual provider in the NPPES registry on November 24, 2015.

Where is Cathleen O'leary located?

Cathleen O'leary practices at 600 W 22nd St Suite 250, Oak Brook, IL 60523. The listed phone number is (630) 230-6505.

What is Cathleen O'leary's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Cathleen O'leary was last updated on October 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.