Dr Mackenzie has been a Consultant Physician for 17 years and has recently returned to Brisbane from Toowoomba.

Dr Mackenzie graduated from the University of Queensland with an MBBS and BMSc in 1990 and 1991 respectively. He completed his advanced training in general medicine at the Princess Alexandra Hospital in 2005 and practiced at The Wesley Hospital for 11 years followed by 6 years at St Vincent’s Hospital, Toowoomba. In 2021 Dr Mackenzie completed a Master of Medicine in Perioperative Medicine, Monash University, Melbourne. Throughout 2023 Dr Mackenzie will be awarded a Post Graduate Diploma in Perioperative Medicine by the Royal Australian and New Zealand College of Anaesthetists and commence a second Masters of Perioperative Medicine with the University College of London.

Dr Mackenzie has held several academic appointments throughout his career including the Lecturer in Medicine at Greenslopes Private Hospital in 2002/2003. He has been active at a committee level throughout his consultant career having served on the Medical Advisory Committee and Medication Safety Committee at The Wesley and more recently the Chair of both the Internal Medicine Craft Group and Medication Safety Committee at St Vincent’s Private Hospital, Toowoomba. He has written several perioperative guidelines for the St Vincent’s Private Hospital, Toowoomba including; The Enhanced Recovery after Major Urological Surgery and Guidelines for Bilateral Total Knee Replacement. Dr Mackenzie’s final dissertation for his Master of Medicine on the Perioperative Management of Obese Patients Undergoing Bariatric Surgery received a high distinction.

Within the perioperative space Dr Mackenzie’s interests include:

• Risk stratification and optimisation of the surgical patient
• Surgical consent versus shared decision making
• Perioperative management of general surgical, orthopaedic and urological patients
• Perioperative management of the elderly patient undergoing surgery and reducing risk of postoperative delirium in the elderly patient

Academic / Research interests currently include the use of biomarkers in predicting postoperative delirium and patient-centered pain management and analgesia monitoring following discharge from hospital after total joint arthroplasty.