MICHAEL ONAK LSW
NPI 1366392698
Social Worker - Clinical in Berwyn, IL

Active since January 28, 2026
1628 WENONAH AVE, BERWYN, IL 60402(630) 991-7148 Get Directions Write a Review

NPPES record last updated: January 28, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michael Onak Lsw NPPES

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

MICHAEL ONAK LSW (NPI 1366392698) is an individual clinical provider in Berwyn, Illinois and active in the NPI registry since January 2026.

NPPES Registry Identity

NPI1366392698
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMICHAEL ONAKCredential: LSW
Location Address1628 WENONAH AVEBerwyn, IL 60402-1619
Mailing Address1628 Wenonah AveBerwyn, IL 60402-1619
Sole ProprietorYes
Enumeration DateJanuary 28, 2026
NPPES CertifiedJanuary 28, 2026
NPI 1366392698 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
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.
1628 WENONAH AVE, Berwyn, IL 60402

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.

Social Worker (Clinical)
1628 WENONAH AVE
BERWYN, IL 60402
Social Worker (Clinical)
1628 WENONAH AVE
BERWYN, IL 60402
Social Worker (Clinical)
1628 WENONAH AVE
BERWYN, IL 60402

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 Michael Onak's NPI number?

The NPI number for Michael Onak is 1366392698. It was assigned to this individual provider in the NPPES registry on January 28, 2026.

Where is Michael Onak located?

Michael Onak practices at 1628 Wenonah Ave, Berwyn, IL 60402. The listed phone number is (630) 991-7148.

What is Michael Onak'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 Michael Onak was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.