COLLEEN ANNE O'SULLIVAN LSW
NPI 1659225530
Social Worker - Clinical in Chicago, IL
About Colleen Anne O'sullivan Lsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COLLEEN ANNE O'SULLIVAN LSW (NPI 1659225530) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (150118375) and active in the NPI registry since February 2026.
NPPES Registry Identity
Specialties & Licenses
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Colleen O'sullivan's NPI number?
The NPI number for Colleen O'sullivan is 1659225530. It was assigned to this individual provider in the NPPES registry on February 25, 2026.
Where is Colleen O'sullivan located?
Colleen O'sullivan practices at 10801 S Western Ave Ste 2B, Chicago, IL 60643. The listed phone number is (708) 586-7357.
What is Colleen O'sullivan's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
When was this NPI record last updated?
The NPPES record for Colleen O'sullivan was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.