Graduated from University of Ulsan College of Medicine

Completed an Internship at Asan Medical Center

Completed a Residency at the Department of Internal Medicine of Asan Medical Center

Medical Specialist of Nephrology I.M. of Asan Medical Center

Graduated from Seoul National University’s College of Medicine

Medical Doctor of Seoul National University’s College of Medicine

Completed an Internship and Residency at Seoul National University Hospital (Medical Specialist of Internal Medicine)

Completed a Fellowship at the Department of Nephrology I.M. of Seoul National University Hospital

Medical Specialist of the Department of Nephrology I.M. and Medical Specialist of Dialysis

Now) Visiting Professor at Ewha Womans University’s College of Medicine

Trained at the the University of Maryland School of Medicine Division of Nephrology

Former Section Chief of the Department of Internal Medicine of Bundang Jesaeng General Hospital

Now) Head of the Department of Artificial Kidney of Bundang Jesaeng General Hospital

Director of the Committee of External Affairs and Cooperation of the Korean Society of Nephrology

Vice President of the Korean Society for Dialysis Therapy

Regular Member of the Korean Association of Internal Medicine

Regular Member of the American Society of Nephrology

Regular Member of the European Renal Association and European Dialysis and Transplant Association (ERA-EDTA)

Regular Member of the International Society of Nephrology

Graduated from Kosin University’s College of Medicine

Completed an Internship at Gangbuk Samsung Hospital

Completed an Residency at Bundang Jesaeng Hospital