Health Affairs November 12, 2020
In a recent post, the administrator of the Centers for Medicare and Medicaid Services (CMS) reported that the Medicare Shared Savings Program (MSSP) generated $2.6 billion in gross savings in 2019 and $1.2 billion in net savings after accounting for shared-savings payments to participating accountable care organizations (ACOs). Achieving this level of savings would constitute remarkable progress in a short time. Relative to CMS’s own estimates, total net savings rose by $876 million over 2017 levels. Moreover, compared to savings estimated in prior evaluations based on counterfactual spending instead of benchmarks, the 2019 reported net savings is more than three times the cumulative net savings over the program’s first three full years of operation ($358 million) and more than eight...