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KATEY KOLLEREB LCSW
NPI 1558024125
Social Worker - Clinical in St Charles, IL

Active since October 20, 2021Opted out of Medicare · through Nov 10, 2027
103 N 11TH AVE STE 106, ST CHARLES, IL 60174(630) 296-4169 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Katey Kollereb Lcsw NPPES

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

KATEY KOLLEREB LCSW (NPI 1558024125) is an individual clinical provider in St Charles, Illinois, licensed in Illinois (149017525) and active in the NPI registry since October 2021. She has opted out of Medicare through November 10, 2027.

NPPES Registry Identity

NPI1558024125
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameKATEY KOLLEREBCredential: LCSW
Location Address103 N 11TH AVE STE 106St Charles, IL 60174-2278
Mailing Address12934 Summer House DrPlainfield, IL 60585-1399 · (630) 842-4393
Phone(630) 296-4169
Sole ProprietorYes
Enumeration DateOctober 20, 2021
Last NPPES UpdateFebruary 25, 2026
NPPES CertifiedFebruary 25, 2026
✔ NPI 1558024125 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 · 149017525
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.
103 N 11TH AVE STE 106, St Charles, IL 60174
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Katey Kollereb Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from November 10, 2023 through November 10, 2027.

Opt-Out Effective DateNovember 10, 2023
Opt-Out In Effect ThroughNovember 10, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 5

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

LINDSAY SHER LCPC
Counselor (Professional)
103 N 11TH AVE STE 106
ST CHARLES, IL 60174
Kane County (630) 296-4169
LINDSEY KOVALIK BIANCHINI LCSW, LISW-CP
Social Worker (Clinical)
103 N 11TH AVE STE 106
ST CHARLES, IL 60174
Kane County (630) 296-4169
JENNA FROELICH LCPC
Counselor (Professional)
103 N 11TH AVE STE 106
ST CHARLES, IL 60174
Kane County (630) 296-4169
ERIN LOWRY LSW
Social Worker
103 N 11TH AVE STE 106
ST CHARLES, IL 60174
Kane County (630) 296-4169
OBSIDIAN BEHAVIORAL HEALTH PLLC
Social Worker (Clinical)
103 N 11TH AVE STE 106
SAINT CHARLES, IL 60174
Kane County (630) 296-4169

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 Katey Kollereb's NPI number?

The NPI number for Katey Kollereb is 1558024125. It was assigned to this individual provider in the NPPES registry on October 20, 2021.

Where is Katey Kollereb located?

Katey Kollereb practices at 103 N 11th Ave Ste 106, St Charles, IL 60174. The listed phone number is (630) 296-4169.

What is Katey Kollereb's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Katey Kollereb enrolled in Medicare?

No. Katey Kollereb has opted out of Medicare through November 10, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Katey Kollereb 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.