Mark Smith

Consultant Upper Gastrointestinal Surgeon

0800 377 6484 Otago , Southland
Electronic Referral on Specialists & Referrals Service
Southern Cross Health Society Affiliated Provider for Consultations
nib Health Partner

About Mark Smith

Dr Smith is a Consultant Upper Gastrointestinal Surgeon at Dunedin Hospital with specialist training and experience in laparoscopic weight loss surgery and other advanced minimally invasive surgical techniques.

Dr Smith completed medical school and specialty General Surgical training in New Zealand. He was convocated as a Fellow of the Royal Australasian College of Surgeons in 2005. Following his General Surgical specialty training he undertook further specialty training in surgery of the liver and bile ducts in Edinburgh, Scotland; and Bariatric and Advanced Minimally Invasive Surgery in Oregon, USA. He also completed a Master of Medical Science Degree in evidence based medicine.
Following this, Dr Smith worked in the USA for two years as a specialist bariatric surgeon at Oregon Weight Loss Surgery, a certified bariatric center of excellence.

In 2011, Dr Smith chose to return to New Zealand to raise his family and to establish the bariatric surgery program at Southland Hospital, later Southern DHB. He has conducted extensive research in to improving the safety of bariatric surgery and published multiple peer reviewed articles and book chapters. These include Surgical options for failed laparoscopic adjustable gastric banding in the upcoming American Society of Metabolic and Bariatric Surgery textbook.

In 2018, Dr Smith relocated to Dunedin Hospital to join the regional team treating cancers of the stomach and oesophagus. He continues to provide the bariatric surgery service for Otago and Southland through Mercy Hospital, Dunedin and Southland Hospital.

Dr Smiths current surgical practice involves the application of advanced laparoscopic (keyhole) techniques for weight loss surgery as well as the treatment of oesophageal and gastric cancers, gastro-oesophageal reflux, hernia, and gallstones. Dr Smith is also a Senior Lecturer at the University of Otago and a member of the American Society of Metabolic and Bariatric Surgery, the Obesity Surgery Society of Australia and New Zealand, and OraTaiao - The New Zealand Climate and Health Council.

Dr Smith is the proud father of two beautiful girls and enjoys cycling, skiing and surfing in his spare time.

Gender: Male


Areas of Specialisation
Laparoscopic Surgery, Bariatric, Gallbladder, Fundoplication, Hernia, General Surgery, Endoscopy & Colonoscopy

Southern Cross Affiliated Provider for
Banding of haemorrhoids, Colonoscopy, Gastroscopy, Paediatric endoscopy.

Laparoscopic cholecystectomy with an intraoperative cholangiogram, Laparoscopic repair of femoral hernia, Laparoscopic repair of hiatus hernia, Open or laparoscopic cholecystectomy, Open or laparoscopic repair of inguinal hernia, Open repair of epigastric hernia, Open repair of incisional hernia, Open repair of umbilical hernia. Skin lesions & Minor skin surgery.


MBChB 1997, MMedSci 2009, FRACS 2005;

American Society of Metabolic & Bariatric Surgery,
Obesity Surgery Society Australia & NZ,
The Australian & NZ Gastric and Oesophageal Surgery Association

Hospitals Practising at
Dunedin Hospital
Mercy Hospital Dunedin
Southland Hospital


Contact Mark Smith

Suite 6, Marinoto Clinic
72 Newington Ave

PO Box 6276,
Dunedin North 9059

81 Don St

Queenstown Medical Centre
9 Isle St

72 Newington Ave Dunedin 9010 New Zealand