He is conversant in Spanish. He is professionally affiliated with Huntington Hospital and Adventist Health System. Before performing his residency at Long Island Jewish Medical Center and Montefiore Medical Center, Dr. Yun attended the University of California, San Diego (UCSD), School of Medicine. On average, patients gave Dr. Yun a rating of 4.5 stars out of 5. Anthem, Blue Cross/Blue Shield, and Aetna are among the insurance carriers that Dr. Yun accepts. He has received the distinction of Southern California Rising Stars.