Gateway Foundation
Also known as Swansea
OutpatientDual diagnosisMedicaidPrivate insuranceSliding scaleSelf-pay
Services reported to SAMHSA
- Levels of care
- Outpatient
- Treatment focus
- Substance use treatment · Mental health treatment · Treatment for co-occurring disorders plus serious mental illness (SMI) in adults
- Facility type
- Outpatient mental health facility
- Medications used
- Non-nicotine smoking/tobacco cessation
- Treatment approaches
- Activity therapy · Cognitive behavioral therapy · Cognitive remediation therapy · Couples/family therapy · Dialectical behavior therapy · Group therapy · Integrated Mental and Substance Use Disorder treatment · Individual psychotherapy · Telemedicine/telehealth therapy · Abnormal involuntary movement scale
- Education and counseling
- Smoking/vaping/tobacco cessation counseling
- Special programs
- Clients with co-occurring mental and substance use disorders · Clients who have experienced trauma · Persons with post-traumatic stress disorder (PTSD)
- Ages accepted
- Young Adults · Adults · Seniors
- Payment accepted
- Medicaid · Private health insurance · Cash or self-payment · State-financed health insurance plan other than Medicaid
- Payment assistance
- Sliding fee scale (fee is based on income and other factors)
- Licensing and accreditation
- Federally Qualified Health Center
- Ownership
- Private non-profit organization
- Recovery support
- Mentoring/peer support
- Other services
- Court-ordered outpatient treatment · Family psychoeducation · Case management service · Suicide prevention services
Questions to ask Gateway Foundation
- Is my specific plan in network, and do you need prior authorization before admission?
- How many hours a week is the outpatient or IOP schedule, and are evening groups available?
- If I need medication for opioid or alcohol use disorder, do you prescribe it or refer out?
- Do you treat mental health conditions such as depression or anxiety at the same time?
- Is there a waitlist, and how soon can you do an assessment?
- What happens after the program ends: aftercare, alumni groups or step-down care?
Also confirm the facility is licensed by Illinois. If you are withdrawing from alcohol or benzodiazepines, ask about medical detox; do not stop suddenly on your own.
Paying for treatment at Gateway Foundation
Gateway Foundation reports accepting Medicaid, Private insurance, Sliding scale, Self-pay. With Illinois Medicaid, treatment is usually covered at little or no cost, though some levels of care need prior authorization. Most private plans must cover substance use treatment on terms comparable to other medical care under federal parity law. A sliding fee scale is available, so bring proof of income.
Frequently asked questions
What services does Gateway Foundation offer?
Gateway Foundation reports these levels of care to SAMHSA: Outpatient, Dual diagnosis. Call to confirm current services and openings.
Does Gateway Foundation accept insurance?
It reports accepting Medicaid, Private insurance, Sliding scale, Self-pay. Ask whether your specific plan is in network before admission.
Where is Gateway Foundation located?
1 Bronze Pointe Boulevard, Belleville, IL 62226.
How far is the nearest medical detox from Belleville?
From the center of St. Clair County, the closest program offering medical detox is in Belleville, about 1.5 miles away (straight-line), based on SAMHSA locator data mapped by FindRehabMap.
Other treatment facilities in Belleville
300 West Main Street, Belleville, IL 62220
OutpatientSliding scaleSelf-pay
Call (618) 550-2384Details
12 North 64th Street, Belleville, IL 62223
OutpatientIntensive outpatientDual diagnosisMedicaidPrivate insuranceSliding scaleSelf-pay
Call (618) 397-0900Details
12 North 64th Street, Belleville, IL 62223
OutpatientDual diagnosisMedicaidMedicarePrivate insuranceSliding scale
Call (618) 397-0900Details
100 West Main Street, Belleville, IL 62220
OutpatientSliding scaleSelf-pay
Call (618) 277-7616Details
1 Bronze Pointe Boulevard, Belleville, IL 62226
OutpatientIntensive outpatientMATDual diagnosisMedicaidPrivate insuranceSliding scaleSelf-pay
Call (618) 234-9002Details
1450 Caseyville Avenue, Belleville, IL 62226
DetoxResidentialHospital inpatientOutpatientPrivate insuranceTRICARE / VASelf-pay
Call (772) 353-1089Details
See all 11 facilities in Belleville · Detox · Residential · Outpatient · Intensive outpatient · MAT · Accepts Medicaid
Last reviewed 2026-10-06. Facility details come from SAMHSA's FindTreatment.gov locator and facility-provided information. Confirm services, availability and payment directly with the facility.