MARK SIEKIERSKI
NPI 1043938707
Social Worker - Clinical in Batavia, IL

Active since August 18, 2022
201 HOUSTON ST, BATAVIA, IL 60510(847) 306-5461 Get Directions Write a Review

NPPES record last updated: August 18, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mark Siekierski NPPES

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

MARK SIEKIERSKI (NPI 1043938707) is an individual clinical provider in Batavia, Illinois, licensed in Illinois (149.010728) and active in the NPI registry since August 2022.

NPPES Registry Identity

NPI1043938707
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMARK SIEKIERSKI
Location Address201 HOUSTON STBatavia, IL 60510-1960
Mailing Address671 Blackhawk DrBatavia, IL 60510-1198 · (630) 205-0444
Sole ProprietorYes
Enumeration DateAugust 18, 2022
NPPES CertifiedAugust 18, 2022
NPI 1043938707 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 · 149.010728
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.
201 HOUSTON ST, Batavia, IL 60510

Other Providers at the Same Location NPPES 7

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

Social Worker
201 HOUSTON ST
BATAVIA, IL 60510
Social Worker (Clinical)
201 HOUSTON ST
BATAVIA, IL 60510
Social Worker (Clinical)
201 HOUSTON ST
BATAVIA, IL 60510
Counselor (Professional)
201 HOUSTON ST, SUITE 126
BATAVIA, IL 60510
Social Worker
201 HOUSTON ST
BATAVIA, IL 60510
Social Worker (Clinical)
201 HOUSTON ST
BATAVIA, IL 60510
Counselor (Professional)
201 HOUSTON ST
BATAVIA, IL 60510

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 Mark Siekierski's NPI number?

The NPI number for Mark Siekierski is 1043938707. It was assigned to this individual provider in the NPPES registry on August 18, 2022.

Where is Mark Siekierski located?

Mark Siekierski practices at 201 Houston St, Batavia, IL 60510. The listed phone number is (847) 306-5461.

What is Mark Siekierski'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 Mark Siekierski was last updated on August 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.