All but one of Connecticut’s acute-care hospitals will lose Medicare reimbursement in 2015-16 as a penalty for high readmissions of discharged patients, new federal data show. The penalties against 28 hospitals mean Connecticut has one of the highest percentages nationally – more than 90 percent — of hospitals facing Medicare reductions. Only the Hebrew Home and Hospital of West Hartford escaped penalties; the Connecticut Children’s Medical Center is exempted from the federal program. None of the state’s hospitals faces the maximum 3 percent reduction to Medicare reimbursement, but seven face reductions of more than 1 percent. They are: Milford Hospital (1.70 percent); Middlesex, in Middletown (1.38); Johnson Memorial, in Stafford Springs (1.27); Charlotte Hungerford, in Torrington (1.19); St.