About Us
Meet our team of world-class and experienced bariatric surgeons, anaesthetists, nurses, coaches, and support staff!
About Us
Meet our team of world-class and experienced bariatric surgeons, anaesthetists, nurses, coaches, and support staff!


Dr. Arun Dhir
MS FRCS (Edinburgh UK) FRACS
Dr. Arun is the author of nine books, has co-authored over 35 scientific papers and is a researcher at the University of
Melbourne. He is also a yoga and meditation teacher.



Dr. Ben Keong
MBBS, FRACS
Dr. Benjamin Keong has an interest in anti-reflux and gastric
cancer surgery. He works both in public and private hospitals providing a broad range of general surgical procedures.

Dr. Gary Foo
B.Sc, MBBS, FRACS, MS
Upper GI, Bariatric & General Surgeon
Dr. Gary has a keen interest in disorders of the food pipe and stomach. He deals with patients from the public and private
sectors. He has a keen interest in the management of oesophageal cancer and hiatus hernia.



Dr. Don (Chunxiao) Zhang
MBBS, FRACGP
Bariatric Practitioner
Assisting Dr. Arun in all types of Bariatric procedures, Dr. Zhang is a Bariatric medical practitioner. He helps plan
peri-operative care and assessments. He can also prescribe medical weight loss options as a potential alternative to surgery and as a solution of potential weight regain after the procedure.
Dr. Don undertook extensive studies in weight loss medicine including certification from the World Obesity Federation (SCOPE) and is an associate member of ANZMOSS and IFSO.

Monique Davey
B.ED., Coach, NLP Practitioner
Healthy Habits Coach
Monique specialises in Healthy Habits Coaching Support. With 30 years of teaching experience, local government advocacy and a mum to 3 children, her coaching comes with personalised, clear, and strategic methodologies.
Monique gives clients the tools they need to let go of disempowering habits and behaviour patterns to realise their true potential and weight goal.



Kristen Varnis
Accredited Practising Dietitian
Kristen is an accredited practising dietitian with a keen interest in supporting patients on their journey of weight loss with practical ideas and effective nutrition planning.

Bernadine Kruize
Practice Manager
Bernadine oversees the running of both the Bundoora and Wheelers Hill clinics. With a wealth of experience having worked in several medical practices, Bernadine ensures the smooth running of the patient journey from initial consultation through to procedure and beyond.
She is passionate about providing you with excellent care across all facets of your journey with us.

Katarina Janocha
Practice Nurse
As an experienced nurse, Katarina is passionate about patient care. She is known for her warm laughter, exceptional ability to connect on a personal level, and dedication to her patients. Katarina works with our surgeons to help prepare patients prior to their procedure and follow-up with post-procedure care.












