Griffin Hospital – Dual Diagnosis is a private rehab center in Derby, Connecticut. Griffin Hospital Dual Diagnosis is dedicated to the treatment of alcoholism, opioid addiction, substance abuse, and dual diagnosis. Outpatient Programs, Outpatient Methadone/Buprenorphine or Vivitrol, and other treatment and rehabilitation methods are available through Griffin Hospital Dual Diagnosis Services. Griffin Hospital Dual Diagnosis Treatments also thinks that providing unique services is vital to ensure that patients receive the results they desire. As a result, Griffin Hospital Dual Diagnosis Services offers Dialectical Behavior Therapy, Anger Management, and a Brief Intervention Approach, among other services.