Colorectal Doctor Singapore – Dr Aaron Poh | Colonoscopy & General Surgery Dr Aaron Poh is a fellowship-trained colorectal doctor in Singapore with more than 20 years of surgical experience. Based at Mount Elizabeth Hospital, he has performed over 5000 colonoscopies and provides comprehensive care for colorectal conditions, including cancer screening, haemorrhoids, fissures, fistulas, and abscesses. Medisave and insurance claims are supported. Address: 3 Mount Elizabeth, #14-06a, Singapore 228510 Phone: 8875 0080