Our Doctors
Our clinic has earned a reputation for experience, care and professionalism
- Our doctors are highly qualified and all undertook their medical training in Australia.
- Most have received the Fellowship of the Royal Australian College of General Practitioners.
- They undertake regular continuing medical education and accreditation to maintain current and expert medical care.

Dr Mark Epstein
MBBS FRACGP
Dr Mark Epstein graduated from Monash University in 1981 and after extensive hospital experience has worked at the Warrandyte Road Clinic for over 25 years. His post-graduate qualifications have included the Fellowship of the Royal Australian College of General Practitioners and the Diploma of the Royal Australian College of Obstetricians and Gynaecologists.
He enjoys all aspects of General Practice including adult and paediatric medicine.

Dr Philip McKenzie
MBBS
Dr Philip McKenzie graduated from the University of Melbourne in 1988, and was awarded the Fellowship of the Royal Australian College of General Practitioners in 1993.
He has been a full-time GP at Warrandyte Road Clinic since 1993. His practice covers all facets of general practice with a particular interest in Cardiology.

Dr Michael Mackay
MBBS Dip.RACOG
Dr Michael Mackay gained his medical degree in 1986 and completed the Dip. RACOG in 1989 before entering the family medicine program.
He enjoys all aspects of family medical care and has special interests in paediatrics and pregnancy care.

Dr Jason Oh
MBBS FRACGP DRANZCOG DSCS
Dr Jason Oh graduated from the University of Melbourne and enjoys all facets of general practice, with interests in antenatal pregnancy care, mens health and skin cancer surgery.
He has been involved in teaching medical students and is an examiner for the Royal Australian College of General Practitioners. He was honorary secretary of the Australian Chinese Medical Association and served on the council of the Australian Medical Association (Victoria) until 2013.

Dr Adrian Rizio
MBBS FRACGP
Dr Adrian Rizio graduated from the University of Melbourne in 1974. He enjoys all aspects of general practice but has special interests in cardiology and gastroenterology.
He has been on the medical advisory board of Ringwood Private Hospital for over 25 years.

Dr Joanne Ung
MBBS FRACGP
Dr Joanne Ung graduated from University of Adelaide in 2008 and obtained her Fellowship of the Royal Australian College of General Practitioners before moving to Melbourne.
She enjoys all aspects of general practice including paediatrics, women's health (including implanon insertion & removal), family medicine and preventative health.

Dr Philip Fung
MBBS FRACGP
Dr Philip Fung enjoys all facets of general medicine, caring for patients from birth to late age. In addition to his work at the clinic, he cares for patients at their homes and consults regularly at several nursing homes in the Ringwood area.
He often provides palliative care for terminally ill patients in their homes. He now works 3 days a week as well as some Saturdays. He is fluent in English and Cantonese.

Dr Esther Dang
MBBS FRACGP DRANZCOG Dip.Child Health
Dr Esther Dang graduated from Monash University in 2007. She graduated from Monash University in 2007 and worked in various hospitals, including Eastern Health and Monash Medical Centre during her residency years. Additionally, she has a Diploma of Obstetrics and Gynaecology as well as a Diploma in Child Health via the Children’s Hospital at Westmead.
She enjoys all facets of general practice, with special interests in women's and children's health.

Dr Kristina Flego
MBBS FRACGP DRANZCOG MPH
Dr Kristina Flego graduated from the University of Melbourne in 2000. She spent 5 years in the public hospital system as a resident working in a variety of different areas of medical practice, before completing her Diploma of Obstetrics and Gynaecology at the Mercy Hospital for Women in 2006. She entered general practice, being awarded the Fellowship of the Royal Australian College of General Practitioners in 2008 and completing a Masters of Public Health at the University of Sydney in 2010.
She enjoys all facets of general practice but has interests in antenatal pregnancy care and women’s health.

Dr Michelle Zhang
MBBS FRACGP PhD
Dr Michelle Zhang initially grew up in China before moving to Melbourne where she gained her PhD at the University of Melbourne in 1994. She was awarded the Fellowship of the Royal Australian College of General Practitioners in 2005 and had an established family practice in Geelong for many years, before her recent move back to Melbourne.
She enjoys all facets of general practice, with special interests in women’s health, mental health and dermatology. Outside of medicine, she enjoys knitting, cooking and shopping.

Dr Maneesha Weerasinghe
MBBS FRACGP
Born and raised in Melbourne, Dr Maneesha ventured from home to complete her medical studies at the University of Notre Dame, Western Australia in 2013. Having worked in Shepparton, Sunbury and Carlton, Maneesha has gained experience in a range of specialties. She was awarded the Fellowship of the Royal Australian College of General Practitioners in 2019. She enjoys all aspects of general practice including preventative health and paediatrics.
In her spare time, Maneesha enjoys singing with a Sri Lankan choir named ConChord, going for walks, cycling and playing easy guitar.