Upper Gastrointestinal Surgery is a specialized field focusing on disorders of the upper digestive tract.

  • Esophageal Procedures: Focused surgeries for conditions like reflux and esophageal cancer.

  • Stomach Surgeries: Addressing issues such as gastric cancer, ulcers, and weight loss surgeries like sleeve gastrectomy.

  • Minimally Invasive Techniques: Utilizing advanced laparoscopic and robotic approaches for enhanced precision and faster recovery.

  • Collaborative Care: Working closely with gastroenterologists and specialists for holistic patient care.


Bariatric Surgery is dedicated to weight loss procedures, Bariatric Surgery helps individuals achieve healthier lifestyles.

  • Weight Loss Surgeries: Performing procedures like gastric bypass and sleeve gastrectomy to promote weight loss.

  • Metabolic Benefits: Addressing obesity-related conditions, including type 2 diabetes, through surgical interventions.

  • Lifestyle Transformation: Supporting patients in adopting healthier habits for sustained weight management.

  • Comprehensive Support: Offering multidisciplinary care, including nutritional counseling and post-surgery support.


Dr. Kelvin Voon

Dr. Kelvin Voon

Resident Consultant General, Upper Gastrointestinal & Bariatric Surgeon

General Surgery, Upper Gastrointestinal Surgery
MBBS(IMU), MSurg(UM), AM (M'sia), FRCS (Edin), FRCS (Glasg), FRCS (Ire), FACS, Fellowship in Upper Gastrointestinal Surgery(M'sia), Fellowship in Endoscopy, Gastric & Esophageal Cancer Surgery(China), Fellowship in Clinical Obesity & Bariatric Surgery(Taiwan)
English, Bahasa Malaysia, Mandarin, Hokkien, Cantonese, Hakka, Bahasa Indonesia
Level 2 – 208

04-373 9191 (Ext. 5783)


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