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MRS. ILYSSA HOFFMAN MARKS LCSW
NPI 1972077147
Social Worker - Clinical in Elmhurst, IL

Active since January 21, 2019
340 W BUTTERFIELD ROAD, SUITE 4B, ELMHURST, IL 60126(813) 318-2120 Get Directions Write a Review

NPPES record last updated: April 12, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 12, 2022, Aug 26, 2021, Feb 14, 2019 and 1 more (4 updates tracked since 2019).

About Mrs. Ilyssa Hoffman Marks Lcsw NPPES

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

MRS. ILYSSA HOFFMAN MARKS LCSW (NPI 1972077147) is an individual clinical provider in Elmhurst, Illinois, licensed in Illinois (149.020872) and active in the NPI registry since January 2019. She maintains a secondary practice location in Arlington Heights.

NPPES Registry Identity

NPI1972077147
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. ILYSSA HOFFMAN MARKSCredential: LCSW
Location Address340 W BUTTERFIELD ROAD, SUITE 4BElmhurst, IL 60126
Mailing Address121 S Vail Ave Apt 204Arlington Heights, IL 60005-1854 · (813) 318-2120
Phone(813) 318-2120
Sole ProprietorYes
Enumeration DateJanuary 21, 2019
Last NPPES UpdateApril 12, 20224 updates tracked since enumeration
NPPES CertifiedApril 12, 2022
✔ NPI 1972077147 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 · 149.020872
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.
340 W BUTTERFIELD ROAD, Elmhurst, IL 60126
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Other Names 1

Former Name (1)Ms. Ilyssa Rachel Hoffman Lcsw

Secondary Practice Location 1

Location 1121 S Vail Ave Apt 204Arlington Heights, IL 60005-1854 · Phone (813) 318-2120

Other Providers at the Same Location NPPES

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

THOUGHTFLOW THERAPY LLC
Social Worker (Clinical)
340 W BUTTERFIELD ROAD, SUITE 4B
ELMHURST, IL 60126
Dupage County (813) 318-2120

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 Ilyssa Marks's NPI number?

The NPI number for Ilyssa Marks is 1972077147. It was assigned to this individual provider in the NPPES registry on January 21, 2019. The provider is also known as Ms. Ilyssa Rachel Hoffman Lcsw.

Where is Ilyssa Marks located?

Ilyssa Marks practices at 340 W Butterfield Road Suite 4B, Elmhurst, IL 60126. The listed phone number is (813) 318-2120.

What is Ilyssa Marks'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 Ilyssa Marks was last updated on April 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.