Dr. Jay Hoon Ryu, MD

Dr. Jay Ryu is a pulmonologist and internal medicine physician with nearly five decades of medical experience. He earned his medical degree from Johns Hopkins University School of Medicine and has dedicated 48 years to caring for patients with respiratory and internal medicine conditions. Dr. Ryu's extensive background combines the comprehensive care approach of internal medicine with specialized expertise in pulmonary disorders.

Dr. Ryu practices at multiple Mayo Clinic locations in Rochester, Minnesota, including the Methodist Campus, Saint Marys Campus, and the main clinic facility. His clinical focus centers on complex lung conditions, particularly interstitial lung disease and pulmonary fibrosis. He also treats patients with various forms of chronic lung disease. Dr. Ryu performs specialized diagnostic procedures including pulmonary function testing and bronchodilator reversibility testing to evaluate breathing capacity and lung health. Patients have given him an average rating …of 4.0 out of 5 stars.