The Centers for Medicare & Medicaid Services (CMS) Shared Savings Program Fast Facts, updates data on provider and beneficiary participation in an accountable care organization (ACO). An ACO is a group of healthcare providers that work together to coordinate care for Medicare patients. As of January 2025, 53.4 percent of beneficiaries in Traditional Medicare are enrolled in an accountable care relationship with a provider participating in the Medicare Shared Savings Program (MSSP) and the Center for Medicare and Medicaid Innovation (Innovation Center) accountable care models. In MSSP, the number of rural and safety net providers has grown since last year. There are now 2,872 Rural Health Clinics, 547 Critical Access Hospitals, and 7,036 Federally Qualified Health Centers participating.
