On October 16, 2018, a coalition of behavioral health advocacy organizations recommended that Medicare ensure that accountable care organizations (ACOs) have the capacity to address beneficiary mental health problems, addiction disorder, and suicide risk. The coalition—representing peer support organizations and trade organizations for behavioral health professionals—based their request on the one available ACO performance measure related to behavioral health. Based on ACO performance on the sole behavioral health beneficiary-reported performance measure, Depression Remission at 12 Months, the behavioral health advocacy organizations believe ACOs may have widespread gaps in post-screening follow-up. Among ACOs reporting on that . . .