Top Longevity Doctors in Sydney

Sydney, Australia is often considered one of the healthiest cities in the world. This is based on factors such as hours spent in the sun, happiness levels, average number of working hours, and outdoor activities. With its temperate climate, Sydney naturally encourages an active lifestyle that aligns well with the principles of longevity. 

Interestingly, although Australians are eligible for the public healthcare system, 45 percent still choose private insurance. That's because private insurance provides greater patient choice, better selection of doctors, and shorter wait times.

With Sydney's health conscious residents, it's no surprise that the region has become a hub for doctors focused on preventive medicine and excellent care. In this article, we cover top-rated longevity doctors in Sydney, Australia who specialize in functional medicine and integrative health. 

Dr. Aaron Obeid

Dr. Aaron Obeid is the founder of Functional Doc in Sydney and a chiropractor with a background in Exercise Physiology. He earned his Bachelor of Applied Science (Exercise and Sport Science) from the Australian Catholic University in 2009 then completed his Masters of Chiropractic at Macquarie University.

Dr. Obeid's treatment style incorporates a blend of Eastern and Western therapies, including acupuncture and dry needling, cupping therapy, active muscle release techniques, and joint mobilization/manipulation. He specializes in addressing chronic and acute musculoskeletal conditions, sports injuries, and pre and postnatal conditions. 

His philosophy emphasizes the importance of treating not just symptoms but the underlying causes of issues. Dr. Obeid’s process begins with the identification of allergens and the use of orthomolecular medicine. Utilizing his specialized expertise in gut repair and lifestyle modifications, Dr. Obeid addresses various issues such as: chronic pain, digestive issues, sleeping disorders, stress and anxiety, skin conditions, heavy metal and mold toxicity, PCOS and endometriosis, and others. 

To learn more about Functional Doc, head here.

Dr. Sam McCarthy

Dr. Sam McCarthy is the founder of The Better Health Clinic in the eastern suburbs of Sydney.  He has practiced for almost 30 years, founding several clinics in Canberra, Kyoto, and Sydney, though he now practices exclusively in Bondi Junction.

While pursuing his Bachelor of Asian Studies at the Australian National University, his studies of Asian medical and spiritual philosophies ignited his passion in healthcare. Over the next 13 years, he earned four degrees and various certifications in nutrition, acupuncture, and osteopathy, culminating in a Master of Clinical Medicine (Osteopathy) from UWS.

Dr. McCarthy treats patients ranging from newborns to nonagenarians, developing treatment plans that provide immediate pain relief and long-term health. Services include: osteopathy, cranial therapy, massage, scar tissue release, functional nutrition, acupuncture, dry needling, shockwave therapy, myofascial release, and high power laser. 

To learn more about The Better Health Clinic, head here.

Dr. Chris Chappel

Dr. Chris Chappel is a Specialist General Practitioner at Evergreen Doctors, alongside his mother, Dr. Anne Chappel. 

Dr. Chappel graduated from medical school in Tasmania then worked in hospitals and general practice settings across Queensland. After achieving fellowship through the Royal Australian College of General Practitioners (RACGP), Dr. Chappel pursued further education with the Australasian College of Nutritional & Environmental Medicine (ACNEM), the Institute for Functional Medicine (IFM), the American Academy of Anti-Aging Medicine (A4M), and the Metabolic Medical Institute (MMI). 

Dr. Chappel's approach focuses on mental health, diet, weight loss, and gut health. He’s also developed programs for reversing diabetes—often helping patients eliminate the need for medication—and for sustainable weight loss without relying on exercise, calorie counting, surgery, or artificial products. His treatment modalities include BioBalance Pfiffer-Walsh for mental health, Wahls Protocol® for autoimmune diseases, and the Bredesen protocol for cognitive decline.

Treatments provided and conditions addressed include: chronic fatigue, menopause, PCOS, fibroids, diabetes, brain health, gut health, metabolism clinic, weight loss, IBS, immune balance, mental health, health optimization, peak performance, hormonal balance, cardiovascular health, sleep, and IV iron injections.

To learn more about Evergreen Doctors, head here.

Dr. Amy Gajjar

Dr. Amy Gajjar is an integrative medicine practitioner who runs her own integrative and functional medicine practice. She began her medical career at the Imperial College School of Medicine, University of London. After several years working as a hospital doctor and general practitioner in London, she relocated to Sydney, Australia, where she pursued postgraduate training with the Australasian College of Nutritional and Environmental Medicine (ACNEM), the Australasian Society of Lifestyle Medicine (ASLM), and the Institute for Functional Medicine (IFM). Dr. Amy is also certified by the International Board of Lifestyle Medicine. 

Dr. Amy integrates mainstream medical practices with functional medicine, coaching, yoga, and Ayurvedic lifestyle principles, adopting a holistic approach to health that encompasses physical, mental, emotional, and spiritual well-being. Her shift towards this integrative model was influenced when she came to Sydney and learned about functional medicine. 

She is committed to an integrative practice that utilizes a broad array of therapeutic approaches including Functional Medicine, life coaching, fitness training, yoga, meditation, and energetic healing.

To learn more about Dr. Amy, head here.

Dr. Jason Mallia

Dr. Jason Mallia is the founder, director, and principal clinician of Integrated Health Australia. He’s a registered Chinese Medicine Practitioner specializing in acupuncture (CMBA) and an accredited naturopath (ATMS), bringing over three decades of experience across multiple modalities in natural and integrative medicine. 

Dr. Mallia has expertise in sports nutrition and injury therapy, working with elite athletes across disciplines including rugby, triathlon, hurdling, boxing, soccer, and Australian rules football. He’s also served as a consultant to the Tigers Rugby League Football Club and is currently the team sports injury therapist for the Malta Rugby League National team.

Dr. Mallia's philosophy of "practicing what you preach" underscores his commitment to health and wellness, advocating for personalized care that caters to the individual needs of each patient. Services include: acupuncture and Chinese medicine, naturopathy, homeopathy, remedial massage, health programs (for weight loss, gut health, and detox), nutrition, blood type nutrigenomics, women's and men’s health, and pediatric naturopathy.

To learn more about Integrated Health, head here.

Dr. Jaimini Raniga

Dr. Jaimini Raniga is the founder of Sivanna Health. A graduate of St Mary’s Hospital Medical School, University of London in 1982, Dr. Raniga spent the last three decades as a medical practitioner specializing in Family and Integrative Medicine. Her approach to health and wellness integrates the best of conventional and complementary healthcare modalities. 

In 2005, she co-founded the Sivanna Health and Wellness Institute in South Africa with her husband, Girish, followed by the establishment of Sivanna Health in Castle Hill, Sydney, in 2014. 

Dr. Raniga's belief in a personalized approach to medical issues has led her to develop a unique integrated health and wellness program that incorporates techniques from nutritional and environmental medicine, lifestyle medicine, natural bio-identical hormones, ayurveda, Unani-Tibb Medicine, homeopathy, cold laser therapy, and the Bowen Therapeutic Technique. 

To learn more about Sivanna Health, head here.

Dr. Kate Barry

Dr. Kate Barry, a Functional Medicine Nutritionist, Holistic Health Practitioner, and Doctor of Biology from Sydney, Australia, is the founder of the Holistic Health & Nutrition Clinic. She advocates for a functional approach to address the current healthcare crisis, focusing on providing solutions for those suffering from complex chronic illnesses.

Dr. Barry started to recognize the significance of diet and lifestyle modifications in healing when she dealt with her own health challenges. In 2016, she experienced sudden dizziness and imbalance that impaired her ability to walk or think clearly. Initially diagnosed with an inner ear issue, she soon noticed numbness in her limbs and face, which prompted her to get a second opinion. She was eventually diagnosed with mold illness/Chronic Inflammatory Response Syndrome (CIRS) from prolonged exposure to mold at her workplace. 

Relieved to understand the cause of her symptoms, Dr. Barry embarked on a CIRS treatment protocol. After six months, she began to recover, although she subsequently developed Chronic Fatigue Syndrome, a condition often underdiagnosed and misunderstood. Here, she also used diet and lifestyle interventions to significantly improve her condition. 

Dr. Barry offers various comprehensive holistic programs, functional testing, and supplements at her online clinic.

To learn more about Holistic Health & Nutrition Clinic, head here. 

Dr. Ritoo Chhabra

Dr. Ritoo Chhabra is a functional medicine practitioner in Macquarie Park. She has built a distinguished 30-year career in primary care, dedicating the last decade to functional and integrative medicine. She has fellowships with leading medical associations and has been mentored by prominent experts such as Dr. Thierry Hertoghe and Dr. Ritchie Shoemaker, specializing in hormone, anti-aging medicine, and CIRS related to biotoxins like mold.

Dr. Chhabra has degrees in Medicine and Surgery and graduate diplomas in Child Health and Acupuncture. She’s also completed family medicine training and advanced studies in metabolic and nutritional medicine with the American Academy of Anti-Aging and Regenerative Medicine (FAAARM). She has additional training from the Australasian Academy of Anti-Aging and Regenerative Medicine (A5M), the Institute of Functional Medicine (IFM), and specialized courses in Nutritional Medicine, Bioidentical Hormone Replacement Therapy, and CIRS/Biotoxin Illness Management. 

At her practice, she treats the following conditions: CIRS/toxic mold illness, mast cell activation, gut issues, autoimmune disorders, menopause and andropause, PCOS and endometriosis, Hashimoto’s, adrenal fatigue, chronic fatigue syndrome, weight loss issues, neurodegenerative conditions, and recurrent infections and environmental allergies. 

To learn more about Dr. Chhabra’s practice, head here.

Dr. Marilyn Golden

Dr. Marilyn Golden is the founder and director of Golden Integrative Medicine and Acupuncture Clinic. She studied medicine at the University of Cape Town and interned at Groote Schuur Hospital, the site of the first heart transplant. She devoted over 30 years to primary care, but then her career trajectory shifted profoundly after a personal medical crisis with her father, which mainstream medicine failed to address. This experience, coupled with a course in complementary medicine with Dr. Julian Kenyon in 1983, broadened her perspective and set her on a path towards integrative medicine.

Dr. Golden has since accumulated a wealth of knowledge and certifications across a broad spectrum of disciplines, including homeopathy, clinical and plant-based nutrition, aromatherapy, phytotherapy, and traditional Chinese herbal medicine. She also excels in medical acupuncture, having topped her class in New South Wales during her fellowship examination, and has been recognized for her work with Master Tung’s and Nogier Auricular Acupuncture.

Inspired by personal tragedies and the profound teachings of her mentors, Dr. Golden’s practice is deeply informed by her own experiences with autoimmune disease and chronic fatigue syndrome, which she has managed successfully through a vegan lifestyle, nutritional medicine, Traditional Chinese Medicine, acupuncture, meditation, and Qigong. 

To learn more about Golden Integrative Medicine and Acupuncture Clinic, head here.

Dr. Lyn Tendek

Dr. Lyn Tendek is an integrative practitioner at Next Practice Sydney, specializing in women's health with a diploma in obstetrics and gynaecology. Over her career, Dr. Tendek expanded her expertise by training with the Australasian College of Nutritional and Environmental Medicine (ACNEM) and Bio-balance Health, establishing a solid foundation in integrative medicine. This training has equipped her to blend conventional and evidence-based complementary medicine effectively.

With 15 years of practice in integrative medicine, Dr. Tendek is committed to addressing the root causes of illnesses and the impact of lifestyle on wellbeing. Her personalized programs often include lifestyle adjustments in sleep, diet, and stress management, alongside nutrient and herbal supplements, and bio-identical hormones. She works alongside mainstream general practitioners and allied health professionals to ensure a comprehensive treatment plan for her patients.

Dr. Tendek’s integrative medicine approach emphasizes the holistic consideration of each patient, incorporating factors like nutrition, exercise, and environmental influences on health. She offers thorough consultations to tackle a range of issues, including menstrual problems, endometriosis, menopause management, thyroid disease, autoimmune disorders, and mood-related conditions.

To learn more about Next Practice Sydney, head here.

Dr. Jasmina Dedic-Hagan

Dr. Jasmina Dedic-Hagan is the founder of Linden Health and a medical doctor with a focused interest in functional medicine. Dr. Dedic-Hagan is certified by the Institute of Functional Medicine in the US and holds board certification in Lifestyle Medicine.

Her background includes a PhD in Molecular Biology, where she published research on the genetics of cardiovascular disease and gene regulation. Today, she applies her understanding of genetics and biochemistry to treat conditions related to gut health, autoimmune diseases, endometriosis, PCOS, fertility issues, perimenopause and menopause, metabolic syndromes, cardiovascular disease, and sports nutrition. 

Dr. Dedic-Hagan prescribes lifestyle modifications to prevent and manage chronic illnesses, offering evidence-based guidance on nutrition, exercise, and stress management. She collaborates with health coaches to provide personalized support, making lifestyle changes more achievable for her patients. 

A mother of three and a former elite alpine skier, Dr. Dedic-Hagan is passionate about sports nutrition and fitness. Currently based in Europe, she is enhancing her skills in Wilderness, Alpine, and High Altitude medicine, while also caring for her patients via Telehealth, accommodating their schedules with flexible evening consultations. 

To learn more about Linden Health, head here.

Dr. Sandy Eun

Dr. Sandy Eun is an integrative medical doctor and general practitioner who runs her own practice. She graduated with a Bachelor of Medicine and Surgery from the University of New South Wales and later achieved her Fellowship in General Practice. Dr. Eun struggled with health issues of her own; the effectiveness of functional medicine inspired her to integrate these practices into her patient care.

Dr. Eun has pursued extensive postgraduate training in nutritional, environmental, and functional medicine and is also trained in medical acupuncture through the Australian Medical Acupuncture College (AMAC). Her practice is geared towards achieving holistic health and wellness for her patients through comprehensive consultations that explore the underlying causes of health concerns. Her treatments are personalized, combining lifestyle modifications, nutritional supplements, herbal remedies, acupuncture, pharmaceuticals, and stress management.

Her clinical interests include digestive issues such as Irritable Bowel Syndrome (IBS) and Small Intestinal Bacterial Overgrowth (SIBO), women’s health and fertility, autoimmune conditions, cardiometabolic conditions, weight management, chronic disease management, and healthy aging. Dr. Eun holds memberships with several professional organizations, including the Royal Australian College of General Practitioners, the Institute for Functional Medicine, and the Australasian Society of Lifestyle Medicine, among others. She is also a BioBalance trained doctor and an authorized prescriber of medicinal cannabis.

To learn more about Dr. Eun’s practice, head here.

Dr. Philip Mathen

Dr. Philip Mathen is the Principal and Founder of Preventive and Longevity Medicine at Veritas Executive Health. With over a decade of experience in providing Executive Health assessments, Dr. Mathen serves both corporate and private clients, emphasizing the importance of early detection and preventive strategies in healthcare.

Apart from his preventive medicine initiatives, Dr. Mathen has a clinical position in the Intensive Care Unit at Macquarie University Hospital, where he provides critical care for patients recovering from major surgeries such as open heart and neurosurgery. With more than 30 years in this specialty, he’s witnessed the advancements in acute care and the critical need for preventive measures to combat cardiovascular disease and to facilitate early cancer detection.

Dr. Mathen also maintains an academic role as a clinical lecturer at Macquarie University's Faculty of Medicine, Health and Human Sciences. Here, he contributes to the education of medical students, junior medical staff, and nurses. His dual roles in both intensive and preventive medicine allow him to positively impact the medical field, promoting a balanced approach that integrates urgent medical care with long-term health planning.

To learn more about Veritas Executive Health, head here.

Sydney’s top doctors in longevity medicine

These longevity doctors and longevity clinics represent the forefront of functional medicine, integrative health, and longevity medicine in Sydney, Australia. Whether you're struggling with a chronic illness, looking to optimize your health, or interested in preventive care, head to their websites to learn more about how they can help you achieve your longevity goals. 

By taking a holistic approach and addressing the root cause of health issues, any of these practitioners can empower you to live a healthier and longer life.