COLLEEN LLACSA
NPI 1124404454
Social Worker - Clinical in Naperville, IL

Active since August 10, 2015
608 S WASHINGTON ST STE 308, NAPERVILLE, IL 60540(312) 415-4894 Get Directions Write a Review

NPPES record last updated: September 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Colleen Llacsa NPPES

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

COLLEEN LLACSA (NPI 1124404454) is an individual clinical provider in Naperville, Illinois, licensed in Illinois (149024509) and active in the NPI registry since August 2015.

NPPES Registry Identity

NPI1124404454
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCOLLEEN LLACSA
Location Address608 S WASHINGTON ST STE 308Naperville, IL 60540-6664
Mailing Address1205 Vermont CtNaperville, IL 60540-7117 · (312) 415-4894
Sole ProprietorNo
Enumeration DateAugust 10, 2015
Last NPPES UpdateSeptember 22, 2025
NPPES CertifiedSeptember 22, 2025
NPI 1124404454 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in IL · 149024509
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
608 S WASHINGTON ST STE 308, Naperville, IL 60540

Other Providers at the Same Location NPPES 3

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

Clinic/Center (Mental Health (Including Community Mental Health Center))
608 S WASHINGTON ST STE 308
NAPERVILLE, IL 60540
Counselor (Professional)
608 S WASHINGTON ST STE 308
NAPERVILLE, IL 60540
Clinic/Center (Mental Health (Including Community Mental Health Center))
608 S WASHINGTON ST STE 308
NAPERVILLE, IL 60540

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 Llacsa's NPI number?

The NPI number for Colleen Llacsa is 1124404454. It was assigned to this individual provider in the NPPES registry on August 10, 2015.

Where is Colleen Llacsa located?

Colleen Llacsa practices at 608 S Washington St Ste 308, Naperville, IL 60540. The listed phone number is (312) 415-4894.

What is Colleen Llacsa'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 Llacsa was last updated on September 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.