Mountainside Treatment Center

Mountainside Addiction Treatment Center in New York City. Mountainside is a nationally acclaimed behavioral health network providing individualized alcohol and drug addiction treatment. They respect each client’s recovery journey and have proudly served thousands of people in need for over two decades. By combining innovative clinical and holistic therapies with a data-driven approach, They empower their clients to completely transform their lives and achieve long-term recovery.

In 1998, a small group of like-minded friends joined together to create Mountainside, a new type of alcohol and drug rehabilitation program centered on the individual rather than a pre-determined treatment methodology.

Mountainside Addiction Treatment Center in New York City


  • Programs
  • Detox
  • Residential
  • Extended Care
  • Outpatient Services
  • Recovery Coaching
  • Family Recovery Coaching
  • Adolescent Services


  • Medical & Psychiatric Services
  • Medication-Assisted Treatment
  • Clinical
  • Wellness
  • Family Wellness
  • Continuing Care
  • Alumni Services

Contact: 800 500 0399


  • Canaan, CT
  • Wilton, CT
  • Chappaqua, NY
  • Huntington, NY
  • New York City, NY
  • Ramsey, NJ

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