Introduction Gangnam Severance Hospital opened in April 1983, by an expansion project of Yonsei University Medical Center, which tried the first Korean modern medicine and led the medical development in Korea. It became a basement of health care delivery system.Gangnam Severance Hospital carried holistic treatments andadvanced Yonsei medical services in medical backwoods of Seoul,Gangnam, with the founding philosophy of Yonsei University; love, serve and spirit of Christianity. Also it was welcomed as a service agency of local residents. By generous investments, it improved their health care systems and grew up as an undisputed hospital which orients educations, researches, and treatments.Excellent staffs always research and care patients as to their families. In addition, they do their best to nurture talents and offer some educations for local practitioners.Gangnam Severance Hospital offers 810 beds and operates 45 divisions including 3 specialist hospitals (Cancer Hospital, Spine Hospital, and Dental Hospital) and institutes (Rehabilitation Institute of Muscular Diseases,and TheSpine and Spinal Cord Institute). Additionally, there are several centers such as Health Promotion Center, Cardiovascular Center, Endocrinology and Diabetes Center, Cerebrovascular Center, Emergency CareCenter, Hospital Referral Center, and Clinical Trial Center which manage and care the critical patients. Furthermore, there is the first Trauma Center in Korea. Some special facilities like Cancer Hospital, Spinal Hospital, Dental Hospital, and Health Promotion Center are located at the annex, offering qualified services.It is built for patients and their families to minimize their movements.Gangnam Severance Hospital shows the excellence of the best medical center in Korea, Yonsei University Medical Center and all staffs are trying to make the hospital which can be trusted by patients. Specialty ■ Specialized medical care for foreign patients ○ Thyroid surgery ○ Breast cancer surgery ○ Colonectomy