Medicare will levy $227 million in fines against hospitals in every state but one for the second round of the government’s campaign to reduce the number of patients readmitted within a month, according to federal records released Friday. Research by Karen Joynt, HMS instructor in medicine at Brigham and Women’s Hospital and instructor at HSPH, and Ashish Jha, HMS associate professor of medicine at Brigham and Women’s Hospital and professor of health policy and management at HSPH, is cited.