Dr Mark Stewart

MB ChB (Otago), FRACS

Dr Mark Stewart

place349 Lower Queen Street, Richmond 7020, New Zealand

phone03 544 8818



Consultant Bariatric, Laparoscopic and Endoscopic Surgeon at:
  • Manuka Street Hospital 
  • Nelson Hospital 
  • Tasman Day Surgery 

Mark is a General Surgeon with experience in extended scope general surgery as a Fellow at Royal Darwin Hospital, and bariatric and upper gastrointestinal surgery as a Fellow at Joondalup Health Campus, Perth. Mark has performed a high volume of bariatric surgery with excellent results and is delighted to offer this service to the Top of the South. 

Since 2019, Mark has established a multidisciplinary bariatric programme in Nelson which provides wrap-around care. At Nelson Hospital he has responsibility for upper gastrointestinal disease. 

Mark was made a Fellow of the Royal Australasian College of Surgeons in 2016. He is a member of the Australia and New Zealand Metabolic and Obesity Surgery Society, the New Zealand Association of General Surgeons, and General Surgeons Australia. He is a Clinical Lecturer with the Dunedin School of Medicine. 

Mark can be consulted to treat general surgical conditions in the following areas:

· Obesity and Bariatric surgery

· Laparoscopic surgery, including hernias, gallbladder, upper GI and bowel 

· Upper gastrointestinal disease, including reflux, hiatus hernias and swallowing difficulties 

· Gastroscopy and Colonoscopy

· Anorectal disease, including haemorrhoids, anal fissures and fistulae

· Skin lesions and skin cancer