Bachelor of Science in Clinical Nutrition, University of Connecticut (1974 – 1978)
Doctor of Medicine, Tufts University School of Medicine, Boston, Massachusetts (1979 – 1983)
Intern in Surgery, St. Elizabeth's Hospital, Boston, Massachusetts (1983 – 1984)
Assistant Resident in Surgery, St. Elizabeth's Hospital Boston, Massachusetts (1984 – 1985)
Assistant Resident in Urology, Lahey Clinic, Burlington, Massachusetts (1985 – 1986)
Associate Resident in Urology, Lahey Clinic, Burlington, Massachusetts (1986 – 1987)
Chief Resident in Urology, Lahey Clinic, Burlington, Massachusetts (1987 – 1988)
Dr. Killeen earned his medical degree from the Tufts University School of Medicine in 1983. He served as an intern in surgery at St. Elizabeth's Hospital in Boston, and he completed his residency training at Lahey Clinic in Burlington, Mass.
In addition to Massachusetts, Dr. Killeen has served as a physician in New Hampshire and Vermont. He also worked in South Carolina, including a stint as a clinical instructor in surgery at the University of South Carolina.
Dr. Killeen has been active in numerous professional societies over his career. Presently, he is a fellow of The American College of Surgeons and a member of The American Urological Association, The Society of Laproendoscopic Surgeons, and The American Society for Laser Medicine and Surgery.
Prior to joining GBU, Dr. Killeen spent thirteen years at Berkshire Medical Center in Pittsfield before semi-retiring to Cape Cod. He currently works part-time out of our Hyannis Care Center.