The owner or operator of six Kentucky hospitals has agreed to pay $8.9 million for claims improperly billed to Medicare.The U.S. attorneys' offices in Louisville and Lexington announced the settlement Thursday with Baptist Healthcare Systems Inc. and Hardin Memorial Hospital, under management of Baptist Healthcare.Baptist East in Louisville was among the hospitals involved, along with facilities in Paducah, La Grange, Lexington and Corbin.Neither Baptist Healthcare nor Hardin Memorial immediately returned calls seeking comment Thursday. The U.S. attorneys' offices statements say Baptist Healthcare and Hardin Memorial made no admission of liability in agreeing to the settlement and that no issues of quality of patient care were involved.From the Associated Press