He is recognized as one of the nation’s leading experts on integrated treatment of individuals with co-occurring psychiatric and substance disorders. Dr. Minkoff participated in a national task force, chaired by David Mee-Lee, M.D., to create American Society of Addiction Medicine (ASAM) Patient Placement Criteria (PPC) 2R (1999), introducing the concepts of Dual Diagnosis Capability (DDC) and Dual Diagnosis Enhanced (DDE) as program standards to be utilized to design a system of care for individuals with co-occurring disorders.