Hyong Un, MD

Dr. Hyong Un is the Chief Psychiatric Officer and Head of Product Innovation for Aetna Behavioral Health.  He graduated from the University of Pennsylvania's School of Medicine and completed his residency at the Hospital of the University of Pennsylvania.  Prior to joining Aetna in 2001, he served as psychiatrist-in-chief at Friends Hospital, the nation's first private psychiatric hospital and as the executive Medical Director of Penn-Friends Behavioral Health System, a joint venture between the University of Pennsylvania Health System and Friends Hospital. 

Dr Un’s clinical interests are in neuropsychiatry, workplace mental health, and determinants of overall health and wellbeing. 

Dr. Un has served on multiple boards, including advisory boards to the Director of National Institute of Mental Health, APA’s Center for Workplace Mental Health, Association for Behavioral Health and Wellness, and National Depression Center of Excellence.