Elle Castro Bringas is the Director of Weight & Metabolic Solutions Australia (WMSA).
Elle first joined WMSA in a Business Development Manager role in 2013, and in 2019 she was appointed as Director.
She brings with her approximately 12 years experience as a paralegal working directly under the Principal of a successful private legal practice in areas of family, civil, and criminal law, and more than three years experience in a health professional role in the public sector at Metro North Hospital Health Service (MNHHS), based in the Royal Brisbane and Women’s Hospital (RBWH). She also serves as a facility manager at a Medical Centre for the past four years, and is an owner-operator of a photography business for eight years.
Elle was an active volunteer of PCYC Queensland for six years and served as a PCYC Committee Member for one year.
In 2007, Elle was appointed as a Justice of the Peace (Qualified) for the Department of Justice in the State of Queensland. During her employment at MNHHS, she was a member of the Workplace Health & Safety Committee, appointed as Warden (Fire & Safety) and was a Hospital Hero nominee. Her portfolio within her employment in MNHHS included over twenty-three items of quality improvement as well as core involvement of an operational manual widely published.
With a total of 21 years experience as an Administration Professional, Elle is passionate in leading the team to achieve their full potential and their individual goals. Elle also enjoys meeting and getting to know the patients individually.
Her goal is to ensure that an unprecedented one-of-a-kind service is provided to the patients with optimum level of support.

FRACS, MBChB, BSc, PGDipSurgAnat.
Dr Jason Wong is a specialist laparoscopic and bariatric surgeon, well noted for his very pleasant bedside manner, clear communication and dedication towards his patients. He will always go the extra-mile to ensure all patients feel well cared for. He has a holistic patient centred approach, and his care for his patients extends well beyond just performing their surgery.
Dr Wong completed his Medical School through Otago University, New Zealand in 2007.
His aptitude for surgery was recognised early on whilst he was just a first year intern, and he was accepted for advanced training in General Surgery the following year in 2009 – a rare feat given the competitive nature of entry to surgical training.
He completed General Surgery training in 2014 having worked at various hospitals around New Zealand under many respected surgeons.
During his training he was awarded The John McCall Medal at Auckland City Hospital for the best registrar, and a Lorenzo Capussotti Award and Travelling Fellowship from IASGO to present research on oesophageal cancer in Vienna.
In 2015, Dr Wong undertook further sub-specialist training in Oesophagogastric and Bariatric Surgery at Auckland City Hospital, where he was also the Chief Surgical Resident and a Clinical Lecturer in Surgery at Auckland University. He also worked to develop safer working conditions for junior doctors after-hours on the wards, and was part of a working group to develop Venous Thromboembolism guidelines.
He moved to Brisbane in 2016, working as the inaugural Fellow in General Surgery at Redcliffe Hospital, further honing his techniques in endoscopy, laparoscopic hernia, anti-reflux, bariatric, colonic and emergency surgery.
He has a particular interest in gallbladder surgery, with expertise in performing the most difficult emergency gallbladder surgeries through keyhole surgery.
In addition to working at Lap Surgery Brisbane, Dr. Wong is also employed as a Staff Specialist in General Surgery at Redcliffe Hospital, performing both surgery and endoscopy. He is also the Director of Surgical Training at Redcliffe Hospital maintaining an active role in teaching junior doctors, students, and developing hospital pathways to improve clinical care and processes.
He is pleased to join the team at Weight and Metabolic Solutions Australia.
Memberships and Associations
- Fellow of Royal Australian College of Surgeons (RACS)
- General Surgery Australia
- Obesity Surgical Society of Australia and New Zealand (OSSANZ) and International Federation for Obesity Surgery (IFSO)
- Member of Australian and New Zealand Gastric and Oesophageal Surgeons Association (ANZGOSA)

MD (Hons)
FRANZCP Cert. Cons Liaison Psych
Dr. Anastasia Braun is an approachable and dedicated specialist psychiatrist who has experience in assisting patients with range of difficulties.
She practices at the Holy Spirit North Side, North West and Pine Rivers Private Hospitals, Royal Brisbane & Women’s and The Prince Charles Hospitals.
Dr Braun is a fellow of the Royal Australian and New Zealand College of Psychiatrists, she further underwent training in a Consultation Liaison Psychiatry and has a special interest in managing patients with co-existing mental and physical illness.
Her area of expertise is perinatal psychiatry and weight management/bariatric psychiatry. Anastasia provides pre and post surgical psycho-education in all weight loss surgeries and will help you to achieve positive outcomes.
She has extensive clinical practice with managing patients with depression, anxiety, stress, trauma and life style transition. Her treatment philosophy is focused on a holistic approach with the aim of maximising a patient’s quality of life.
She is a Local Exam Secretary for the RANZCP, Senior Lecturer with Queensland University School of Medicine, and serves as a reserve Psychiatrist with the RAAF.
In weight loss surgery, Anastasia provides treatment to patients who have a history of stress related, and emotional eating. She also helps patients cope with maintaining a healthy psychological balance post operatively, and in particular to patients who have limited support network. Anastasia works collaboratively with patients existing management teams to ensure that patients benefit and achieve their lifetime goals.
Memberships and Associations
- Fellow of the Royal Australian and New Zealand College of Psychiatrist
- Member of the Royal Australian College of General Practitioners
- Member of the Australian Natural Therapists Association
See also: www.dranastasiabraun.com.au

Lisa Peterson is friendly and approachable Dietitian and is an Accredited Practicing Dietitian with the Dietitians’ Association of Australia. Lisa holds a Bachelor of Health Science in Nutrition and Dietetics (honours).
Lisa’s aim is to help each client achieve their personal goals utilising her innovative analytical approach. She believes in assisting individuals to help understand the importance of establishing life-long healthy attitudes towards food.
Lisa has worked in a range of settings, including: One-on-one, couple, and family therapy settings, Workshop and public speaking settings. Lisa believes that weight loss surgery is a tool to guide individuals and their families to a healthier, happier and longer life. She believes with the correct guidance and education around nutrition pre and post surgery, anyone is able to change life long behaviours to improve their quality of life.
Having a dietitian who understands how to identify relevant psycho-dietetic issues, listen and work collaboratively with you and the rest of your professional support team, and provide recommendations that are psychologically minded and sustainable for the long-term is key to having a successful experience with your dietitian.


