Dr Dennis Koh is a general surgeon with a special interest in proctology and colorectal surgery. He has performed numerous open and minimally invasive colon and rectal surgeries. Dr Koh believes each surgery should be customised to a patient’s unique case and situation with minimal impact on their lifestyle.

Being adept in the field of Endoscopy, Dr Koh has also performed more than ten thousand endoscopic procedures, including endoscopic stenting and endoscopic mucosal resection (EMR).

With a passion for educating the next generation of surgeons, Dr Koh has held several teaching appointments including Assistant Professor with Duke-NUS Graduate Medical School, and Clinical Senior Lecturer in Yong Loo Lin School of Medicine, National University of Singapore. He was consistently ranked highly by his medical students and surgical trainees for his teachings.