This report provides an overview of the types of payment models, integration mechanisms, target populations, and provider types that characterize Medicaid behavioral health integration efforts in 19 initiatives underway across the country. The report was prepared by the State Health Access Data Assistance Center (SHADAC) at the University of Minnesota, under contract to the Medicaid and CHIP Payment and Access Commission (MACPAC). The findings, statements, and views expressed in this report are those of the authors and do not necessarily reflect those of MACPAC.