Dr Chang graduated from from the National University of Singapore Faculty of Medicine in 1994. He was admitted as a Fellow to the Royal College of Surgeons of Edinburgh and the Royal College of Surgeons and Physicians of Glasgow in 1998. The same year, he obtained his Master of Medicine in General Surgery from the National University of Singapore. In 2001, Dr Chang became the first orthopaedic trainee from Singapore to obtain the FRCS Edin (Orth) when it was made a requirement for exit certification for orthopaedic training in Singapore. He was then awarded the Ministry of Health HMDP Scholarship in 2003 to train at the University of Louisville, Kentucky, USA as a Clinical Fellow in Orthopaedic Sports Medicine. He was mentored by Professor David NM Caborn, a leading sports orthopaedic surgeon in the USA, with a special interest in the use of allograft tissues for sports reconstructive surgeries and in meniscus transplantations.