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Dr Quan Wai Leong



  • Advanced Interventional Endoscopy procedures: Luminal Stent Placement
  • ERCP
  • Cholangioscopy
  • Endoscopic Ultrasound (EUS/FNA)
  • Endoscopic Mucosal Resection (EMR/ESD) and Spyglass Cholangioscopy 

Medical Conditions Treated:

  • Liver
  • Gallbladder
  • Bile ducts Pancreas problems


English, Mandarin, Cantonese, Hokkien 


MBBS (Singapore) • MRCP (UK) • FRCP (Edinburgh) • FAMS (Gastroenterology)

Professional Profile:

Dr Quan graduated from the Faculty of Medicine at the National University of Singapore in 1992 and received his Membership from the Royal College of Physicians UK in 1998. He had his specialty training in Gastroenterology at Tan Tock Seng Hospital, and furthered his advanced endoscopy training at the Prince of Wales Hospital in Hong Kong as a visiting scholar, with special interest in Interventional Endoscopical procedures.

Dr Quan held the appointment as the Director of Endoscopy at TTSH for 7 years before starting his own private practice at Royal Square in 2017.

The advanced interventional endoscopy procedures Dr Quan does include luminal stent placement, ERCP, Cholangioscopy, Endoscopic Ultrasound (EUS/FNA), Endoscopic Mucosal Resection (EMR/ESD) and SpyGlass Cholangioscopy.