General Surgeon, Darwin


Dr John Treacy Surgeon MB ,BS MD FRACS FICS

Dr John Treacy graduated from the University of Adelaide 1984, completed surgical training in Adelaide with the Royal Australasian College of Surgeons in 1993 and was awarded a Doctorate in Medicine with the University of Adelaide in 1994. He undertook three years post-fellowship training in Hepato-Pancreato-Biliary and Upper Gastro-Intestinal Surgery at the Royal Adelaide Hospital (1994) and the Royal Hallamshire Hospital in Sheffield, U.K (1995 to 1996). He moved to Darwin in 1997 and has been undertaking the full spectrum of General Surgery at the Darwin Private Hospital since.

Medical Practitioner:
Dr Doug Hardcastle BA Med, FRACGP, Dip Sports Medicine, DRANZCOG

Dr Doug Hardcastle BA Med, FRACGP, Dip Sports Medicine, DRANZCOG is a General Practitioner with an interest in Sports Medicine, musculo-skeletal injuries and management of obesity. He is Surgical Assistant for Dr Treacy.

Medical Practitioner:
Dr Peter Newbery MB BS is Surgical Assistant for Dr Treacy

Practice Nurse Nic Boyd RN RM.

Nic Boyd is a Registered Nurse and Midwife who has been working in the Territory for more than 12 years. She has extensive experience in medical and surgical nursing, clinical nurse management and health education. Nic is available to answer any enquires you may have in relation to any coming or recent surgery.

Dietitians: Alyce Rees APD, Katie Eisenhauer APD

Alyce Rees APD is an Accredited Practising Dietitian who practises at the Balance Diet Centres at both Casuarina Village in Darwin and at Palmerston. Alyce studied at Deakin University, completing a Bachelor of Health Science (Nutrition) and a Masters of Dietetics. She worked as a Community Dietitian in Victoria until late 2012 when she moved to Darwin.
As a Community Dietitian, Alyce saw clients with an array of conditions including diabetes, weight management and cardiovascular disease and also worked closely with local Indigenous populations. Enquiries Website

Katie Eisenhauer APD is an Accredited Practicing Dietitian who practises at the Balance Diet Centres at both Casuarina Village in Darwin and at Palmerston, and also visits Kintore Clinic at Katherine. She completed a Bachelor of Nutrition and Dietetics (Honours) from the University of Wollongong. Prior to joining the Balance Diet Centre team, Katie worked as a public health dietitian at Food Standards Australia and New Zealand. She has experience working in a diverse range of clinical areas including diabetes, weight loss, paediatrics, food allergy, gastrointestinal health (IBS, coeliac disease, and intolerances) and sports nutrition. She has also volunteered her time facilitating nutrition seminars for Triathlon ACT. Enquiries Website

Practice Manager Eila Allen

Eila Allen is the Practice Manager for Dr Treacy’s Practice, and is the first point of call. She can answer most queries you may have, including financial questions, will arrange necessary appointments, or will direct you to other practitioners affiliated with the Practice.








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