Dr. Johann Tang 邓义雄医生

First American-trained female colorectal surgeon in Singapore, specializing in colorectal cancer, inflammatory bowel disease, pelvic floor disorders, and advanced double balloon enteroscopy for small bowel conditions.

Specializes in vitreoretinal surgery and advanced cataract procedures, with fellowship training from Royal College of Surgeons Edinburgh and subspecialty credentials in retinal diseases from India.

Trained in England and Australia, specializes in robotic joint replacement using Makoplasty technology and sports injuries. Serves as Team Doctor for Wrestling Federation of Singapore and World Rugby Educator.

Trained in both Respiratory Medicine and Intensive Care Medicine, with dual expertise in obstructive airway diseases like asthma and COPD, plus invasive mechanical ventilation for critically ill patients.