Dr. Raymond CHOY specialises in family and aviation medicine. An alumnus of International Medical University (IMU), Malaysia in 2003, he graduated from the University of Manchester, UK with a Bachelor of Medicine and Bachelor of Surgery. Dr. Choy received medical training at John Radcliffe Hospital, Oxford UK for over 3 years and pursued his career as a Physician Leader in Raffles Medical Group, Singapore in 2012, where he managed the 24-hour Changi International Airport cluster, overseeing operations for all the cluster clinics. Passionate about public healthcare, Dr. Choy later co-founded DOC2US and incorporated the company under the name HeyDoc International Sdn Bhd in April 2015.