On this AHA Advancing Health podcast, Akin Demehin and Caitlin Gillooley, who lead AHAâs work on policy regarding quality measurement, and Anthony Weiss, M.D., senior vice president and chief medical officer of Beth Israel-Deaconness Medical Center in Boston, Mass., discuss the Centers for Medicare & Medicaid Servicesâ updates to the hospital star ratings methodology, including what changed, what didnât and what still needs to.