1. Medicare program shared savings accountable care organizations have shown potential for reducing spending and improving quality Publication: [Washington, D.C.] : U.S. Department of Health and Human Services, Office of Inspector General, August 2017 Subject(s): Accountable Care OrganizationsCost SavingsCost SharingMedicareQuality of Health CareCost ControlFacilities and Services Utilization -- statistics & numerical dataFee-for-Service PlansHealth ExpendituresQuality Indicators, Health CareHumansUnited StatesUnited States. Department of Health and Human Services.