• Former Surgeon, International Hair Transplantation Institute
  • American Board of Hair Restoration Surgery (ABHRS) Registered
  • Member, ISHRS (International Society of Hair Restoration Society
  • Member, KSHRS (Korea Society of Hair Restoration Surgeons) 
  • Member, Korean Dermatological Association
  • Member, Korean Hair Transplant Association
  • Member, Korean Scalp & Hair Association
  • Former) Mojerim Hair Transplant Center Surgeon