Master of Science in Medicine, Hanyang University, 1999. Doctor of Philosophy in Medicine, Hanyang University, 2002. Doctor of Medicine, Hanyang University, 2003.
Intern Hanyang University Hospital, Seoul, Republic of Korea, 1991—1992. Resident Kangbuk Samsung Hospital Sungkyunkwan University, 1995—1999, fellow Kangbuk Samsung Hospital, 2000—2002, assistant professor Kangbuk Samsung Hospital, since 2003. Postdoctoral fellow, cardiology division Stanford University School Medicine, 2006—2007.
Associate professor Sungkyunkwan University, Kangbuk Samsung Hospital, Seoul, since 2007.
Member of The Korean Diabetes Association (associate), The Korean Society Hypertension (associate), The Korean Society Circulation (associate), Korean Medical Association (associate).
Married Young Soon An, September 18, 1993. Children: Da Eun, Ester.