Dr. Robert Frank Bohnen died Feb. 28, 2014, in Klamath Falls, Ore. He was born Jan. 3, 1941, in Huntington, N.Y., to Oscar and Sarah Leah Piel Bohnen and received his education in New York State. He was high school valedictorian and Phi Beta Kappa in college, receiving his M.D. degree from Columbia University and married Mollyn Villareal on June 20, 1965. Postgraduate training in hematology and oncology followed also for two years with the Public Health Service and Peace Corps. Dr. Bohnen practiced in Carmichael and Roseville, Calif., where he was on the volunteer faculty of the University of California at Davis Medical School, led a community cancer research group, and was medical director of the Hospice of Roseville. He joined the Merle West (Sky Lakes) Cancer Treatment Center in 1991, continued cancer research studies there, and retired at the end of 2007. Mrs. Bohnen achieved a doctorate of education and was a nursing professor at California State University in Sacramento. They have three children. Music was important to Dr. Bohnen; he performed in church groups and choruses from high school to his retirement years. In the 1990s, he led and later continued to sing in the Sacred Heart Catholic Church Choir and the Klamath Chorale. He also was active in community theater, especially when in Klamath Falls. Other community activities included the Ragland-Rife Foundation Board, Ragland Classical Series Committee, Sky Lakes Cancer Treatment Center Advisory Committee, and President of Sacred Heart Catholic Church Parish Council and the Klamath Chorale Board of Directors. Dr. Bohnen is survived by his wife, Mollyn; daughter, Sharon Taylor; sons, Scott and Paul Bohnen, daughter-in-law Jean Bohnen; granddaughter, Dallas Taylor; brothers and sisters-in-law, cousins, nieces, nephews, grandnieces and grandnephews. He was preceded in death by his parents, Oscar and Sarah Bohnen; sister, Paulette Cote, and nephew, Wayne Cote. Memorial mass of Christian burial will be at 11:30 a.m. Thursday, March 6, 2014, in Sacred Hearth Catholic Church with Rev. Rogatian Urassa as the celebrant. Recitation of the holy rosary will precede the mass at 11 a.m. and a luncheon reception will follow the mass. Those wishing to do so may send contributions in memory of Dr. Bohnen to Sacred Heart Catholic Church, Sky Lakes Cancer Treatment Center, Klamath Hospice, High Desert Hospice, Ross Ragland Theater, and Linkville Playhouse. Ward's Klamath Funeral Home, 541-882-4404, is in charge of the arrangements.