Stephan Istvan Frater, MD, 90, of Providence, husband of Suzy Viola (Pataki) Frater, died peacefully at home on October 31, 2012. Born in Debrecen, Hungary, he was the only child of the late Lajos & Bella (Engleman) Frater. He graduated from Semmelweis Medical University, Budapest, and emigrated to the United States in 1956. He was the Chief of Nuclear Medicine at R.I. Hospital, a founding Assistant Professor at Brown University School of Medicine, and a founding Partner at RI Medical Imaging. An avid stamp collector, he was an international philatelic judge and the Treasurer of the Hungarian Medical Association of America. He enjoyed membership in the Dunes Club, the University Club & the Hope Club. Besides his wife, of 60 years, he is survived by: 3 children, Prof. Stephen I. Frater, Jr. of Narragansett, Dr. Susan Candace Stephens (& Henry Diamond) of Providence, and Thomas P.B. Frater (wife Daniela) of Greenwich CT; 5 grandchildren, James Christopher Stephens, Thomas P.B. Frater, Jr., Hope Elizabeth Frater, Andrew Franz Frater, and Stephan Istvan Frater, II. His daughter, the late Marian "Andy" Frater, predeceased him in death. A Mass of Christian Burial was offered on Monday, November 5, 2012 at St. Joseph Church, in Providence. Private entombment followed. In his memory donations may be made to Little Sisters of the Poor, Jeanne Jugan Residence, 964 Main St, Pawtucket, R.I. 02860