•Dermatology Specialist/ M.D.
•Chief of CU Cleanup Clinic Myeongdong branch 
•Advisory Doctor, Neutrogena
•Official Member, Korean Dermatological Association
•Official Member, Korean Society for Aesthetics and Cosmetology
•Official Member, Korean Society for Laser Medicine and Surgery
•Official Member, Korean Society for Investigative Dermatology
•Official Member, Korean Association of Dermatologic surgery
•Adjunct Professor of Chung-ang University