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Substance Use Disorder (SUD) treatment helps individuals overcome addiction through services like medical detox, therapy, medication, peer support, and recovery planning.
Medical Detox / Withdrawal Management is the first step in treating Substance Use Disorder (SUD), where individuals are safely stabilized and substances are cleared from the body under medical supervision—reducing withdrawal risks and preparing for ongoing recovery.
Behavioral Health & Psychiatric Services offer comprehensive care for individuals experiencing mental health conditions, including evaluations, therapy, medication management, crisis support, and long-term treatment for issues such as depression, anxiety, PTSD, and other mood or thought disorders.
Peer Support & Case Management Services are essential components of recovery, providing individuals with both practical assistance and emotional encouragement. Case managers help navigate systems like housing, healthcare, and employment, while peer support specialists—who have lived experience with mental health or substance use challenges—offer mentorship, build trust, and inspire hope throughout the recovery process.
Medicaid Enrollment in Missouri provides low-cost or free health coverage for eligible children, pregnant individuals, low-income families, people with disabilities, and seniors. We’re here to help you navigate Medicaid enrollment with confidence and ease.
Access to Referrals for Medications, Housing, Food, Transportation, and Other Services is a critical element of whole-person care, ensuring that individuals can meet their basic needs while focusing on health and recovery.
On-Site Pharmacy Services provide individuals with convenient, immediate access to prescription medications directly within the care facility. Having an on-site pharmacy helps reduce delays in starting treatment, improves medication management, and ensures better continuity of care, especially for individuals managing complex or ongoing health conditions.
Harm Reduction and Prevention Services are essential components of public health and behavioral healthcare, focused on minimizing the negative consequences of substance use without requiring abstinence. These services are grounded in evidence-based practices and compassion, supporting individuals wherever they are in their recovery journey.
Naloxone (Narcan) Vending Machines are an innovative and life-saving strategy in the fight against the opioid overdose crisis.
Our Services
ARCA offers the most comprehensive, science-based treatment program that is radically different from conventional programs. On the road to recovery, our program may be the best option for you to attain and maintain long-term rehabilitation. Creating a better future for yourself and your family.
Welcome Center
Located in the heart of Downtown St. Louis at 1430 Olive Street, the ARCA Welcome Center is a compassionate and innovative entry point for individuals seeking help with addiction. Our goal is to humanize the experience of those living with substance use disorders and to make access to treatment welcoming and stigma-free.
Built on ARCA’s proven clinical practices, the Welcome Center offers low-barrier access to care, ensuring that individuals receive support without complicated processes or unnecessary delays. Our interdisciplinary team of dedicated professionals is trained to accommodate high-volume walk-ins, providing timely, respectful, and effective assistance.
We also work closely with our on-site pharmacy partner, GENOA, allowing for integrated care that includes immediate access to medications and ongoing treatment support.
If you or someone you care about is seeking help, we’re here to support you every step of the way.
Visit the ARCA Welcome Center at 1430 Olive Street—your path to recovery starts here.
Continuity Clinic - Patient Follow-up
Our outpatient substance use treatment model is designed to help individuals build lasting sobriety within their everyday environments, from the very beginning. By staying rooted in their homes and communities, patients learn to navigate challenges, apply coping strategies, and thrive in the places where it matters most.
In-person
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Process Group
12:00 pm - 1:00 pm
IOP
1:30 pm - 3:00 pm
What types of therapy are included in the program?
Participants engage in group therapy, individual therapy, and receive additional support from peer support specialists.
How many hours per week are required?
Participants must complete between 7 to 9 hours of therapeutic services each week to successfully meet graduation requirements.
Who is a good fit for ARCA’s IOP?
Our IOP is ideal for individuals seeking a structured recovery program without the need for full residential treatment. It’s also suitable for those transitioning from inpatient care.
Is attendance flexible?
Yes. Our IOP is designed to accommodate work, school, and family commitments while maintaining consistent therapeutic engagement.
Can I continue working or attending school while in IOP?
Absolutely. The program is structured to allow participants to maintain daily responsibilities while receiving intensive therapeutic support.
What happens after I complete the program?
Upon completion, ARCA offers guidance on "Next Steps in Recovery," helping participants transition into aftercare programs, alumni groups, or additional outpatient services as needed.
How do I enroll in ARCA’s IOP?
Contact us through our website or call our admissions team. We'll schedule an assessment to determine if the IOP is the right fit for you.
Intensive Outpatient Program
ARCA’s Intensive Outpatient Program (IOP), is a 6-8 week structured program designed to support individuals at any stage of their recovery journey.
Our IOP is built around the Matrix model, guiding participants through six essential domains:
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Early Stages of Recovery
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Coping Skills in Recovery
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Mindfulness in Recovery
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Life Skills in Recovery
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Relapse Prevention in Recovery
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Next Steps in Recovery
Throughout these 6-8 weeks, individuals engage in group therapy, individual therapy, and benefit from the expertise of peer support specialists.
To successfully graduate from the program, participants are required to complete 7-9 hours of therapeutic services each week, ensuring a well-rounded and supportive approach to recovery.