SUBSTANCE USE TREATMENT WEST
NPI 1154977585
Clinic/Center - Mental Health (Including Community Mental Health Center) in Chicago, IL
About Substance Use Treatment West NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SUBSTANCE USE TREATMENT WEST (NPI 1154977585) is a healthcare organization registered as a mental health (including community mental health center) in Chicago, Illinois and active in the NPI registry since August 2019. The organization lists Marcella Klauer, Executive Assistant, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Substance Use Treatment West is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
39Medicare enrollment records show 39 clinicians reassign Medicare billing to Substance Use Treatment West, which bills Medicare for the services they deliver. Of these, 25 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 6
Nearest to this location (20)
See all 39Chicago, IL 60612
Chicago, IL 60614
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 The Thresholds's NPI number?
The NPI number for The Thresholds is 1154977585. It was assigned to this organization in the NPPES registry on August 12, 2019. The provider is doing business as Substance Use Treatment West.
Where is The Thresholds located?
The Thresholds is located at 115 N Parkside Ave, Chicago, IL 60644. The listed phone number is (773) 572-5500.
What is The Thresholds's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.
Is The Thresholds enrolled in Medicare?
Yes. The Thresholds is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through The Thresholds?
According to the CMS Revalidation Reassignment List (October 2026 release), 39 clinicians in 6 Medicare specialties reassign their Medicare billing to The Thresholds. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Clinical Social Worker (16), Mental Health Counselor (9) and Psychiatry (8). Of these, 25 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does The Thresholds accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list The Thresholds as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for The Thresholds was last updated on March 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Substance Use Treatment West · NPI 1154977585
Mental Health (Including Community Mental Health Center) organization in Chicago, Illinois. Organization record, active in the CMS NPPES registry since August 12, 2019.
## Identity
- **NPI:** 1154977585 (Entity type: Organization)
- **Enumerated:** August 12, 2019
- **Primary specialty:** Clinic/Center - Mental Health (Including Community Mental Health Center) · taxonomy 261QM0801X
- **Legal business name:** The Thresholds
- **Organization subpart:** Yes (part of The Thresholds)
- **Authorized official:** Marcella Klauer, EXECUTIVE ASSISTANT
## Practice location
- **Address:** 115 N PARKSIDE AVE, Chicago, IL 60644-3040
- **Phone:** (773) 572-5500
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 39 clinicians in 6 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Clinical Social Worker (16), Mental Health Counselor (9), Psychiatry (8); 25 practice within 10 miles; [full list](https://npiprofile.com/npi/1154977585/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 1, 2024
- **Other identifiers:** Medicaid 04133 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1154977585) · Data from the CMS NPPES public registry.