Accountable care organizations saved Medicare about $314 million in 2017, according to CMS data set released Aug. 30. The data showed that overall the program’s 472 ACOs caring for 9 million beneficiaries accounted for $1.1 billion in gross savings. The data also showed 60 percent of ACOs saved money in 2017 and 34 percent of ACOs earned shared savings, up from 56 percent and 31 percent, respectively, in 2016.