Long Island Addiction Treatment - Nassau County
Integrated treatment for dual diagnosis co-occurring addiction and mental health disorders Nassau County | Integrity Treatment Partners

Medically reviewed by Stuart Wasser, MD, Medical DirectorView Profile and Samantha Callister, LCSW, CASAC Master, Program DirectorView Profile • Last reviewed: Editorial process

Treating the Addiction
AND the Underlying Cause.

Addiction rarely happens in a vacuum. For many, substance use is a way to cope with untreated anxiety, depression, or trauma.Integrity Treatment Partners specializes in Dual Diagnosis (Co-Occurring Disorders). We treat your mental health and addiction simultaneously, breaking the cycle of relapse for good.

Comprehensive Mental Health Support.

Our clinical team includes psychiatrists and licensed therapists experienced in treating complex co-occurring conditions.

Anxiety & Panic

Evidence-based therapies to manage generalized anxiety, panic attacks, and social phobias without reliance on substances.

Depression

Holistic care for major depressive disorders, helping you rediscover purpose, connection, and joy in life.

PTSD & Trauma

Safe, trauma-informed care to process past experiences that may be driving addictive behaviors.

Bipolar Disorder

Psychiatric evaluation and medication management to help stabilize mood swings and support long-term recovery.

Understanding Dual Diagnosis Treatment

Watch this video to learn how integrated dual diagnosis treatment addresses both addiction and mental health conditions together for lasting recovery.

Proudly Serving Nassau County Communities

Integrity Treatment Partners provides outpatient addiction treatment and mental health services to residents throughout Nassau County and surrounding areas. We proudly serve the following communities from our centrally located facility in Baldwin, NY: