Dr Reuben Wong KM
Address: Mount Alvernia Hospital
820 Thomson Road
Medical Centre D #07-55
Singapore 574623
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About Reuben Wong KM
A/Prof (Adj) Reuben Wong is a specialist in Gastrointestinal Medicine, whose forte is in reflux and swallowing disorders, Irritable Bowel Syndrome (IBS), gut microbiota, chronic constipation and diarrhoea. He is an Adjunct Associate Professor at the Yong Loo Lin School of Medicine, National University of Singapore (NUS), and Visiting Consultant at the National University Hospital (NUH). He is also President of the IBS Support Group of Singapore.

Dr Wong obtained his MBBS from NUS in 1998 and attained his MRCP in 2004. In 2008, he was accredited as a Gastroenterologist by the Ministry of Health and admitted as a Fellow of the Academy of Medicine. He is also a Fellow of the Royal College of Physicians. Dr Wong served full-time in the public service for 18 years, and was a Senior Consultant and Associate Professor at NUH, before bringing his clinic expertise into private practice.

Dr Wong undertook sub-specialty training at the University of North Carolina (UNC) under the HMDP scholarship awarded by MOH. Mentored by Professors Douglas Drossman and William Whitehead of the Rome Foundation, he honed his skills in the management of complex functional gastrointestinal disorders within a multi-disciplinary setting, and trained in esophageal motility and anorectal manometry testing.

Upon his return, Dr Wong helmed the Functional Gastroenterology Clinic, and was Clinical Director of the Gastrointestinal Motility Laboratory at NUH, where he introduced High Resolution Manometry to Singapore, enabling new clinical insight into the diagnosis and management of esophageal disorders.

Dr Wong has authored numerous peer-reviewed publications and book chapters. He is also an invited reviewer for both local and international medical journals. His research interests and publications span a wide range from gastrointestinal conditions to cancer screening improvement and physician accessibility. His key publications, however, remain in the realm of gastrointestinal motility, neuro-gastroenterology and IBS.

Dr Wong is regularly invited to speak at international scientific meetings and his research has been presented at international conferences. Apart from having received several research grants, he has also received local and international accolades, including three Young Investigator Awards, an MOH Quality Improvement Merit Award and a Leadership in Academic Medicine Award. Dr Wong is currently faculty on the International Anorectal Physiology Workgroup, which seeks to draft the new language and definitions for High Resolution Anorectal Manometry. He is also a member of the National Colorectal Cancer Screening Committee, which works to improve colorectal cancer screening in Singapore.

Dr Wong’s commitment to patient care has won him reviews and accolades, including an EXSA Gold and Sunny Side Up care awards. He is conversant in English, Mandarin, Bahasa Indonesia and multiple dialects.

His passion for public advocacy sees him serving as President of the IBS Support Group of Singapore. On the volunteer front, he also serves on the committee for the St Andrew’s Home for the Aged and on the St Andrew’s Cathedral Servers’ Guild.


Clinic Hours
8.30am to 1pm & 2pm to 5.30pm (Mon – Fri)
8.30am to 12.30pm (Sat)

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Dr Salleh Ibrahim
Address: 3 Mount Elizabeth #11-07 Mt Elizabeth Medical Centre
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About Salleh Ibrahim

Dr Salleh had begun his career at Singapore General Hospital where he started his basic surgical training upon graduation. He went on to obtain his fellowship from the Royal Colleges of England and Scotland and advanced his surgical training at CGH and Tan Tock Seng Hospital (TTSH), before going on to train under Prof Chen Chao Long, the father of liver transplant in Asia, at the world famous Chang Gung Memorial Hospital, Taiwan.

Dr Salleh had spent the last few years in private practice furthering his expertise in both liver transplant and surgery. He is also a trained Endoscopist in Endoscopic Retrograde Pancreaticogram and Laparoscopic Cholecystectomy. Prior to private practice, he had set up the Hepatopancreatic Biliary Unit and Liver Transplant Evaluation Unit at Eastern Health Alliance. As Senior Consultant then, he was recognized for his contribution towards training young surgeons and the public sector when he was bestowed the Public Service Award in 2008. His other awards included the Young Surgeons Award (2002) and Long Service Award (2010) conferred by Changi General Hospital (CGH).

He is also an active speaker at conferences, having had more than 60 speaking engagements internationally. With ongoing research interest in metabolic syndrome and fatty liver with Hepatocellular Carcinoma (HCC), he has also published more than 32 research papers.

Business Phone Number:
6235 7923
Dr Tan Chi Chiu
Address: Gleneagles Medical Centre
#10-08, 6 Napier Road
Singapore 258499
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About Tan Chi Chiu

Gastroenterologists are physicians who specialise in diseases of the digestive system, also called the gastrointestinal (GI) tract.

Dr Tan Chi Chiu studied at the Anglo Chinese School and Junior College, and then graduated from the National University of Singapore in 1983 with Bachelor of Medicine & Bachelor of Surgery, with a distinction in Pathology. He pursued specialist training in Internal Medicine and obtained his Memberships of the Royal Colleges of Physicians of United Kingdom and Ireland, as well as Master of Medicine in Internal Medicine, in 1988. He specialised in Gastroenterology and was accorded the Fellowship of the Academy of Medicine in Gastroenterology in 1993 and recognised by the Ministry of Health as a specialist in Gastroenterology. He was further conferred the Fellowships of the Royal Colleges of Physicians of Edinburgh and London in 1996 and 1998 respectively.

Dr Tan trained in the Singapore General Hospital and National University Hospital in Singapore. He spent two years in the United Kingdom (affiliated to the teaching hospitals University Hospital Nottingham and Derby City General Hospital – now the Royal Derby Hospital) as an advanced specialist trainee in therapeutic endoscopy and laser endoscopy. He was also attached to the Endoscopy Department of the Academic Medical Centre in Amsterdam for enhanced exposure to techniques of therapeutic Endoscopic Retrograde Cholangio-Pancreatography (ERCP).

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6471 2212
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6471 2512