This workshop will provide an overview on the topic of problematic/pathological gambling, which may be present in greater than 50% of patients in methadone treatment. It will cover DSM/ICD diagnostic criteria, epidemiology, comorbidities and possible treatments. It will also describe common screening instruments, educational materials, and brief interventions to address gambling problems. It will show how to focus on gambling behaviors in the context of recovery from opioid addiction. The workshop will utilize presentation of factual information as well as interactive case examples and role-play of screening and interventions.