Many healthcare leaders were elated when officials at the Centers for Medicare & Medicaid Services (CMS) on October 29 released the 2023 calendar-year results for the Medicare Shared Savings Program (MSSP), the program run by the Medicare program with the largest number of participating accountable care organizations (ACOs). As the press release from CMS on that date stated, “The Centers for Medicare & Medicaid Services (CMS) announced today that the Medicare Shared Savings Program (Shared Savings Program) continues to save Medicare money while supporting high-quality care. The Shared Savings Program yielded more than $2.1 billion in net savings in 2023 — the largest savings in the Shared Savings Program’s history. In addition, Shared Savings Program Accountable Care Organizations (ACOs) are providing higher-quality care and supporting policies CMS has adopted to enhance primary care, expand access to accountable care to underserved communities, and prioritize quality care for common chronic conditions.”