The Centers for Medicare & Medicaid Services (CMS) released information on three Medicare accountable care initiatives in which groups of providers collaborate to improve care. For 2023, the Medicare Shared Savings Program will have 456 accountable care organizations (ACOs), including 2,240 Rural Health Clinics (RHCs) and 467 Critical Access Hospitals (CAHs). The ACO Realizing Equity, Access, and Community Health (ACO REACH) model will have 132 ACOs with 78 RHCs and 15 CAHs. The Kidney Care Choices Model will have 130 entities with more than 8,000 providers participating, including newly expanded areas in North Dakota and South Dakota.