Doctor of Medicine, Catholic University Korea, 1986. Doctor of Philosophy in Neurosurgery, Catholic University Korea, Seoul, 2000.
Intern St. Mary Hospital, 1986. Resident Kang Nam St. Mary Hospital, 1987—1990. Assistant professor neurosurgery department, Catholic University Medical College, 1996—2003, instructor, 1994—1995, associate professor, 2004—2007.
Chairman neurosurgical department Bak-Sung General Hospital, Suwon, Republic of Korea, since 2008. Clinical fellow Amsterdam University, 1997. Clinical and research fellow University Pittsburgh Medical Center, 2000—2001.
Captain Military Medical Center Neurosurg. Department, 1991-1994, Seoul.
Member of Korean Spinal Neurosurgery Society (licentiate), Korean Brain Tumor Society (licentiate), Korean Cerebrovascular Society (licentiate), Korean Stereotactic and Functional Neurosurg. Society (licentiate), Korean Neurosurg. Society (licentiate).
Married Sung-Lim Oh, October 9, 1988. Children: Gyung-Won Choi, Haemin Choi.