“… 11 , 12 Within the potential providers along the continuum of care, researchers have predicted that hospitals will vertically integrate into subacute care (SAC) in response to payment reform and adoption of ACO models. 3 , 13 , 14 SAC provides inpatient care to patients who no longer require acute care services but still require 24-hour care during this phase of their recovery. 15 , 16 Theoretically, vertical integration into SAC may have the potential to improve communication between acute care providers and SAC providers, facilitate safer patient transfers between providers, and enable hospitals with the ability to take advantage of new payment systems, although very little is known empirically about such potential benefits.…”