Next Generation Accountable Care Organization Model (NGACO Model) Overview: The Centers for Medicare & Medicaid Services (CMS) has launched a new accountable care organization (ACO) model called the Next Generation ACO Model (NGACO Model). The twenty-one ACOs participating in the NGACO Model in 2016 have significant experience coordinating care for populations of patients through initiatives, including, but not limited to, the Medicare Shared Savings Program and the Pioneer ACO Model. Building on experience from the Pioneer ACO Model and the Medicare Shared Savings Program, through this new model, CMS will partner with ACOs that are experienced in coordinating care for populations of patients and whose provider groups are ready to assume higher levels of financial risk and reward. This is in accordance with the Administration’s goal of tying 30 percent of traditional, or fee-for-service, Medicare payments to alternative payment models, such as ACOs, by the end of 2016 -- and...