
Dr David Austin
BDSc (Adel.), MDS Orth (Hong Kong), MOrth RCSEdin
Dr David Austin graduated from the University of Melbourne in 2004 with a Bachelor of Dental Science after which he practised various general and specialist orthodontic clinics in Melbourne and worked part-time for the Australian Defence Force.
In 2007, he began specialist training in orthodontics at the University of Hong Kong. He then moved to Shanghai, China, where he worked in one of the city’s most famous clinics, treating expatriates from all over the world. Dr Austin offers treatment for children and adults.
Dr Austin is a member of the Royal College of Surgeons of Edinburgh in orthodontics, the World Federation of Orthodontists, the European Orthodontic Society, the Hong Kong Society of Orthodontists and the Australian Dental Association. His work has been published in one of Europe’s leading orthodontic journals.

Dr Andrea Phatouros
BDSc (WA), MDSc Orth (WA), FRACDS
Dr Andrea Phatouros completed her Bachelor of Dental Science degree in 1991 at the University of Western Australia, where she then worked in private dental practice and subsequently became responsible for the first year dental program for undergraduate dental students. In 1994 she became a Fellow of the Royal Australasian Society of Dental Surgeons.
In 2005, Dr Phatouros completed her specialist training in Orthodontics at the University of Western Australia, where she was awarded the Postgraduate Clinical Award for Excellence in Clinical Presentation. Dr Phatouros continued working in specialist private practice in Perth, where she also continued teaching in Orthodontics for both the undergraduate dental program and the postgraduate orthodontic program.
Dr. Joshua Ch’ng
BDSc (Melb), FRACDS, D.Clin.Dent (Melb)
Dr Joshua Ch’ng graduated with a Bachelor of Dental Science degree from the University of Melbourne in 2013. He gained fellowship with the Royal Australasian College of Dental Surgeons in general dentistry in 2017 and was awarded the Kenneth Sutherland prize for achieving the highest marks in General Dentistry.
Joshua returned to the University of Melbourne to undertake specialisation in the field of orthodontics in 2018. During his training, he travelled to Michigan to work on a collaborative research project with the Dental and Craniofacial Bionetwork for Image Analysis (DCBIA) in the area of 3D image analysis. He has since presented his research findings at conferences organised by the Australian Society of Orthodontists and the European Orthodontic Society.
Joshua has an interest in digital orthodontics and clear aligner therapy. In addition to his native English, he also converses in Mandarin.
Dr Katie Xu
BDSc (Hons) Melb, D.Clin.Dent (Orth) Melb
Dr Katie Xu obtained her general dentistry degree from the University of Melbourne in 2013, graduating with first-class honours. While there, she has received numerous scholarships and awards including the Cato Graduate Scholarship and the Des Crack Memorial Prize for the highest marks in Paediatric dentistry and Orthodontics.
She practiced as a general dentist for many years serving the wider Melbourne community before undertaking further study in a 3-year Master’s Degree in the Doctor of Clinical Dentistry specialising in Orthodontics at the University of Melbourne. She has since, presented at numerous national orthodontic conferences and has research publications in the Australian Orthodontic Journal and the International Journal of Oral Science. She is an active member of the Australian Dental Association, and the Australian Orthodontic Society, and is also an examiner for the Australian Dental Council.
Dr Katie’s interests lie in clearly understanding her patient’s orthodontic concerns, their wants and their lifestyle requirements. Together with a detailed assessment, she will provide the most appropriate treatment plan to achieve a beautiful smile. She is skilled in all types of orthodontic treatment, including aesthetic treatment options such as Invisalign® Clear aligners and clear, ceramic braces.
Dr Katie is fluent in Mandarin Chinese.