Authorities say he issued prescriptions without exams, failed to report income A medical doctor who resides in Phoenixville faces indictment on tax charges,  U.S. Attorney Zane David Memeger said in a news release on Thursday, March 27.  Elias Karkalas owned and operated Upper Merion Family Practice P.C., the release said.   According to the indictment, Elias Karkalas was a participant in an...