Accountable care organizations in the Medicare Shared Savings Program and three ACO demonstrations collectively saved Medicare $70.6 million in 2016 after ACO bonuses are taken into account, a CMS spokesperson said. The performance results show that ACOs are improving both on financial and quality-of-care measures, industry sources said, and they emphasized that although the savings appear small, they don't account for the positive spillover effects in the private market. Although CMS disclosed the overall amount that ACOs saved Medicare across...