Dr Tiong Cheng (TC) Sia 



Consultant General & Colorectal Surgeon 

TC completed a doctorate in neurogastroenterology with Prof David Wattchow while undertaking his training in General Surgery. Post FRACS, he completed accredited subspecialty training with the Colorectal Society of Australia and New Zealand and is a formal member.


He is a recipient of coveted awards from the Royal Australasian College of Surgeons Foundation including the 2012 W.G. Norman Fellowship and the 2013 R.P. Jepson Medal. He also received the Flinders University Foundation Scholarship (2011, 2012) and was awarded the Covidien SA Registrar's Paper Prize three times during his training years. He is well published and his research work is accessible online. He is a Staff Specialist at FMC, and an Honorary Senior Lecturer at the College of Medicine and Public Health, Flinders University supervising candidates of higher degrees in Surgery/Physiology.

TC has subspecialty expertise in minimally invasive / laparoscopic (keyhole) colorectal surgery for inflammatory bowel disease (IBD- Crohn's & ulcerative colitis and is affiliated with IBD SA) and endometriosis; and complex pelvic surgery and proctology, including haemorrhoid surgery, perianal fistula disease and pilonidal disease.


He offers a broad range of General Surgical procedures including laparoscopic cholecystectomy (gallbladder removal) and laparoscopic hernia repair amongst many others. He is GESA accredited for endoscopic procedures and is involved in cancer screening through the National Bowel Cancer Screening Programme. 

Currently, TC consults at: 

  • Ashford Hospital 

  • Flinders Private Hospital 

  • SGIS, Calvary Adelaide 

  • Adelaide Hills O&G, Mt Barker


He operates at: 

  • Ashford Hospital

  • Flinders Private Hospital 

  • Mt Barker Soldier's Memorial Hospital