Life Members

    • Rob Fris
    • Harry Frydenberg 

      • Harry Frydenberg AM, Surgeon, Director of the Epworth Centre of Bariatric Surgery in Melbourne, Australia, is a highly experienced Bariatric and General surgeon who has been involved in Bariatric (Obesity) Surgery in Australia for more than 40 years. He performs a wide spectrum of Bariatric Surgery, Gastric Banding, Gastric Bypass and Sleeve Gastrectomy.

He was involved in the early organisation of Bariatric Surgeons in Australia (OSSANZ/ANZMOSS) and is a Past President and Honorary Life Member of the organisation.

He is also involved in the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO), as a Past President and Past Secretary/Treasurer and is a Life Member of the organisation. He is also the Founding President of the IFSO-Asia Pacific Chapter.

  • Andrew Jamieson  Medical degree from University of Melbourne and Royal Melbourne Hospital Australia 1972. Fellowship of Royal Australasian College of Surgeons and Royal College of Surgeons of England 1980 in General Surgery. Bariatric surgery commenced in 1981 under the mentorship of Michael Long at Royal Melbourne Hospital. Continued public hospital practice in General and Bariatric Surgery at Box Hill Hospital from 1983 to 2005 and also private practice in Melbourne. Founding member of Obesity Surgery Society of Australia and New Zealand and later President (1993-1998). Founding Vice-President of IFSO (1995-2000) and President 2001. Executive Director of IFSO 2003-2006. Foundation Associate Editor of u0027Obesity Surgeryu0027 journal 1991- 2003. Honorary Member of the American Society for Bariatric Surgery 1997. Honorary Member Obesity Surgery Society of India 2003. Life Member Obesity Surgery Society of Australia and New Zealand 2008. Life member IFSO 2011. Retired from bariatric surgery 2005 and all surgery 2016.​
  • Paul O’Brien

Paul O'Brien - ANZMOSS Life MemberProfessor Paul O’Brien is the Head of the Centre for Bariatric Surgery in Melbourne, one of the most active clinical centres in Australia.  He is Emeritus Professor of Surgery at Monash University after being Head of the University’s Department of Surgery at the Alfred Hospital from 1986 to 2004.

He founded the Centre for Obesity Research and Education (CORE) at Monash University in 2004 and is now the Emeritus Director. His current principal areas of clinical and research interest are in the morbidity of obesity and the health benefits of weight loss.

He has published more than 300 papers in the medical literature and has been actively involved in conducting postgraduate courses and workshops on obesity and its treatments in Australia, Europe, USA, Asia-Pacific countries, South America and Canada for the past 20 years.

He is Advisory Editor for the journal “Obesity Surgery”. He has been elected to Life Membership of the International Federation of Surgery for Obesity (IFSO) and the Obesity Surgery Society of Australia and New Zealand (OSSANZ).  He was made an Officer of the Order of Australia in June, 2017

  • Lillian Kow  Lilian Kow is a senior consultant surgeon at Flinders Medical Centre and Clinical Associate Professor at Flinders University of South Australia. She has been involved in training surgeons in bariatric surgery nationally and internationally.Lilian is a co-founder/Director of the Adelaide Bariatric Centre which was established in 1995 as the first obesity surgical clinic in Adelaide.She is the President-Elect and Treasurer/Secretary of IFSO, the Immediate Past President of the IFSO-APC, and past president of the Obesity Surgical Society of Australia and New Zealand OSSANZ (ANZMOSS).  She also runs the Education Portfolio as the Executive member for Australian Chinese Medical Association (SA)


Upcoming Events

2022 ANZMOSS Conference

Cairns Convention Centre

5 – 7 October

Register Now 
Event Contact

Bariatric Surgery Registry




ANZMOSS recognised Scholarships for current members.


Public Bariatrics


ANZMOSS Public Bariatric Surgery Initiative – “Access to All”.


Recommendations for Bariatric Surgery in Adolescents in Australia and New Zealand