Mountainside Chappaqua Ribbon Cutting Ceremony

Mountainside is expanding its behavioral health platform by opening a new outpatient location in Westchester County, NY, this summer. Mountainside Chappaqua hosted an open house, including a ribbon cutting ceremony, on June 20, 2018. Town of New Castle Supervisor Robert J. Greenstein officially cut the ribbon. 

Mountainside is nationally recognized for the effectiveness of its drug and alcohol addiction treatment programs. Our Integrative Care Model provides a comprehensive set of treatment and care offerings coordinated by a multidisciplinary treatment team to best fit the unique needs and interests of each client. We are lauded for our ability to partner with each client and the client’s family and healthcare professionals in developing and executing individualized treatment plans that promote long-term sobriety. Learn more about Mountainside at