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SANAMethod Rosny Park
After opening in the first week of February 2025, our Rosny Park location marks the next step in bringing SANAMethod’s proven approach to more Australians.
We’re dedicated to helping you transform your health by healing your relationship with food, losing detrimental weight, and keeping it off for good.
At Rosny Park, you'll experience the same trusted method – combining weight loss medication, nutrition and lifestyle coaching, and specialised strength training to prevent muscle loss and achieve sustainable, long-term results.
With expert care, personalised support, and real life-changing outcomes, SANAMethod Rosny Park is ready to help you take control of your health and your future.
Live longer, live better with SANAMethod.
Meet Your Doctors
Dr Mariusz Rybak
General Practitioner
Dr Mariusz Rybak has a particular interest in metabolic health and preventative care, with a passion for guiding patients toward meaningful and lasting improvements in their wellbeing. He values a whole-person approach that takes into account not only physical health, but also mental resilience and lifestyle choices.
Through SANAMethod’s integrated, data-driven approach, Mariusz helps patients navigate their health journey with clarity and confidence. By combining medical expertise with structured lifestyle support, he empowers individuals to take control of their health outcomes and enjoy a longer, healthier future.
Dr Robyn Mathews
General Practitioner
Dr Robyn Mathews brings a strong focus on preventative and lifestyle medicine to her work at SANAMethod. With additional qualifications in Obstetrics, Gynaecology, and Public Health, Robyn has cared for Tasmanian communities for over two decades. She believes in working alongside patients to create practical, sustainable changes that improve overall wellbeing and prevent future health challenges.
At SANAMethod, Robyn combines her clinical expertise with the clinic’s innovative model that integrates data, medicine, and lifestyle interventions. Her goal is to help patients take proactive steps toward living healthier, more fulfilling lives.
Meet Your Customer Care Manager
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Sherrie Sebris
Customer Care Manager/
Nutrition & Lifestyle Coach
With over 10 years of experience in fitness, health, nutrition, and mindset coaching, Sherrie Sebris brings a wealth of knowledge and heart to her role as Customer Care Manager.
Sherrie's passion lies in helping people thrive - not just physically, but mentally; believing that a strong mindset is the foundation for lasting results in both training and nutrition.
As a devoted mother of two, Sherrie understands the real-life challenges many clients face in balancing wellness with daily life.
Sherrie is known for her empathetic approach, her drive to keep clients moving functionally, and her unwavering belief in progress over perfection.
Whether you're new to the gym or a seasoned member, Sherrie is here to support your journey with warmth, wisdom, and a simple yet powerful motto:
“Do one step better than you did yesterday.”
