Chief Medical Officer


As Chief Medical Officer, Dr. Katz provides medical oversight, expertise and leadership to ensure access to affordable quality health care services. He administers clinical guidance in all areas of product development and referral, clinical customer interface, and product and service safety reviews.

Dr. Katz is the founding director of Yale University’s Yale-Griffin Prevention Research Center, President of the American College of Lifestyle Medicine, and the Founder and President of the non-profit Turn the Tide Foundation. He is a recognized thought leader in nutrition, chronic disease prevention, health promotion, weight management, and integrative medicine.

A clinician, researcher, author, novelist, inventor, poet, journalist, and media personality, Dr. Katz is the recipient of numerous awards and recognitions. He was a widely supported nominee for the position of U.S. Surgeon General in 2009, and has been recognized by as one of the 100 most influential people in health and fitness worldwide, each year since 2013.

He earned his BA degree from Dartmouth College in 1984; his MD from the Albert Einstein College of Medicine in 1988; and his MPH from the Yale University School of Public Health in 1993. Dr. Katz completed sequential residency training in Internal Medicine at Norwalk Hospital, CT in 1991, and Preventive Medicine/Public Health at Yale University School of Medicine in 1993.

He is a two-time diplomate of the American Board of Internal Medicine and a board-certified specialist in Preventive Medicine/Public Health. He received an Honorary Doctorate from the University of Bridgeport in 2013, and will receive a second honorary doctorate in 2015.