Dr. Ooi Choon Jin is a Gastroenterologist in Tanglin, Singapore and has an experience of 18 years in this field. Dr. Ooi Choon Jin practices at CJ Ooi Gastroenterology Clinic Pte Ltd in Tanglin, Singapore. He completed MBBS from National University of Singapore, Singapore in 1989,FAMS - Fellowship of the Academy Medicine from Academy of Medicine, Singapore in 2001 and FRCP from Royal College Of Surgeon Of Edinburgh, Uk in 2005. He is a member of Asian Pacific Association Of Gastroenterology (APAGE). Some of the services provided by the doctor are: Colonoscopy,Gastritis Treatment,Constipation Treatment,Balloon assisted enteroscopy and Crohn's disease treatment etc.