Substance Abuse Services | Gateway Foundation
600 West Lincoln Avenue, Caseyville, IL 62232
Gateway Foundation - Caseyville
Eligibility
Eligibility varies by program, call for more information
Required documents
Photo ID, insurance card(s) (if applicable), Medicaid card (if applicable), others upon request
Hours
Mon 9 am-7 pm, Tue-Wed 9 am-5 pm, Thu-Fri 8 am-7 pm, Sat-Sun 9 am-5 pm
(618) 226-4348
Voice·
Main Phone
(877) 505-4673
Voice·
Toll-Free
Application process
Call for information
Fees
Accepts Medicaid and most private/commercial insurances, questions regarding insurance/Medicaid coverage should be directed toward the insurance provider
Service area
IL
Provides a dual-diagnosis/co-occurring mental health and substance abuse treatment facility. Services include treatment to those with substance use disorder, with or without a mental health diagnosis. Substance use treatment options vary by location, but may include residential treatment, outpatient treatment, virtual addiction treatment, and detoxification.
Also provides medication-assisted treatment (MAT) services.
Last Assured
05/14/2026
What's Here
Gambling Disorder CounselingInpatient Substance Use Disorder Treatment FacilitiesSubstance Use Disorder CounselingGeneral Counseling ServicesIntegrated Co-Occurring Disorders TreatmentComprehensive Outpatient Substance Use Disorder TreatmentCognitive Behavioral TherapyMedication Based Treatment for Substance Use DisordersAssessment for Substance Use Disorders
Providing organization
Gateway Foundation
Offers residential and outpatient substance abuse treatment and recovery services.