Addressing hospital emergency department (ED) overcrowding is a critical challenge for many healthcare systems … worldwide. Many hospitals (including our partner hospital) have been experimenting with innovative patient flow designs to ….To assist our partner hospital and other EDs, we develop a machine learning model trained on large-scale data capable of …

, Medicare's regulatory externalities are less well-understood. We study such implications by examining how physicians …

, Medicare's regulatory externalities beyond fee-setting are less well understood. We study how physicians' outpatient surgery …. Specifically, physicians became 70% more likely to use ASCs for the policy-targeted procedure among their non-Medicare patients …