National University Hospital Otolaryngology Former Director Boramae Hospital Otolaryngology Department Associate Professor Sungkyunkwan University College of Medicine Professor Sungkyunkwan University College of Medicine Professor Sungkyunkwan University College of Medicine Head Professor Otolaryngology Samsung Seoul Hospital Otolaryngology Department Manager Samsung Seoul Hospital Patient Happiness Promotion Office Deputy Director, Samsung Medical Center Samsung Medical Center

Now Hana Otolaryngology Hospital Director