Dr Sheen Peeceeyen is a cardiothoracic surgeon at St George Private and St George Hospitals with a special interest in Coronary Artery Bypass Surgery, Minimally invasive Cardiac (MICS) and Lung surgeries  (VATS) , Aortic Surgeries, Transcatheter Aortic Valve Implantations (TAVI) and all types of Thoracic Surgeries.

After obtaining his Cardiothoracic qualifications from The University of Kerala, India, he underwent advanced fellowships at Westmead Hospital NSW, St Vincent's Hospital NSW and St George Hospital NSW

Dr Peeceeyen is currently Supervisor of Training in Cardiothoracic Surgery at St George Hospital, for the Royal Australasian College of Surgeons. Dr Peeceeyen speaks Hindi, Malayalam Tamil and English.