Dr Gregory Heng joined the Woodlands Health's Department of Suegery in 2017 and practises general surgery with special clinical interests in colorectal surgery and acute care surgery. In addition, he serves as an Adjunct Lecturer with the NTU Lee Kong Chian School of Medicine as well as a Clinical Lecturer with the NUS Yong Loo Lin School of Medicine.

Dr Heng graduated from the NUS Yong Loo Lin School of Medicine in 2008 and embarked on a General Surgery Residency under the National Health Group from 2011 to 2016. He obtained his Master of Medicine (Surgery) in 2015 and became a fellow of the Royal College of Surgeons of Edinburgh FRCSEd, in 2016. Between 2019 and 2020, he completed two overseas fellowships in colorectal surgery at Cancer Institute Hospital of JFCR, Tokyo (Japan) and Saitama Medical University International Medical Centre in Saitama, Japan.