Consultant Cardiothoracic Surgeon
Associate Professor of Surgery - University of Auckland
National Clinical Lead - PSC - Te Whatu Ora
Past Associate Chief Medical Officer - Te Whatu Ora Waikato
Past Head of Deparment - Waikato Cardiothoracic Unit

A/Prof David J McCormack
BSc(Hons) MBBS(Distinction) MFSTEd AFRACMA FACS FCSANZ FRCS(CTh) FRCSEd(CTh)
David McCormack is the National Cilical Lead for Te Whatu Ora (PSC). He previously served as the Associate Chief Medical Offier of Waikato DHB and Head of Department of Waikato Cardiothoracic Unit. He is a Specialist Consultant Surgeon at Waikato Cardiothoracic Unit, Hamilton New Zealand. He is an Associate Professor of Surgery at The University of Auckland with a clinical interest and expertise in complex aortic surgery.
He is skilled in the management of ischaemic heart disease and heart valve surgery. Active in the generation and utilisation of technology to advance surgical practice, healthcare delivery and innovate research.
Mr McCormack completed formal training in Cardiothoracic Surgery in world leading centres. Below are a collection of central London centres within which Mr McCormack was trained:
Qualifications and Fellowships
Vocational Registration - Cardiothoracic Surgery
Medical Council of New Zealand
Fellow of Royal College of Surgeons of England
Cardiothoracic Surgery
Fellow of Royal College of Surgeons of Edinburgh
Cardiothoracic Surgery
Fellow of the American College of Surgeons
Fellow of the Australian & New Zealand Society of Cardiac & Thoracic Surgeons
Fellow of Cardiac Society of Australia and New Zealand
Member of the Faculty of Surgical Trainers of Royal College of Surgeons of Edinburgh
Associate Fellow of Royal Australasian College of Medical Administrators
Bachelor of Medicine & Bachelor of Surgery (Distinction)
Guy's, King's and St Thomas' Medical School
University of London
Bachelor of Science (Honours)
King’s College London
University of London
Prizes & Awards
Waikato DHB – Sustaining Excellence in Patient Safety Award
Waikato Quality and Patient Safety
Society for Cardiothoracic Surgery in Great Britain and Ireland /
Ethicon Travelling Fellowship
Patient Safety Awards
Technology & IT to Improve Patient Safety
Finalist – The ROQAS Project
T-Log / Association of Surgeons in Training
Surgical Education and Training Prize
Society for Cardiothoracic Surgery in Great Britain and Ireland /
Association of Surgeons in Training
Best Cardiothoracic Research
British Medical Association - The BMJ Awards
Transforming Patient Care Using Technology
Finalist – The ROQAS Project
Society for Cardiothoracic Surgery in Great Britain and Ireland Forum Best Paper
King’s College London
AB Kennedy Scholarship
King’s College London
Hopkins Scholarship for Elective Poster Presentation
The Rayne Institute
Rayne Award for Research in Developing Countries
The Royal Society of Medicine Cardiothoracic Section
Best Clinical Case Presentation
The Royal College of Surgeons of England
MacLoghlin and Morris Scholarship
The Physiological Society
Research Project Award
The Wellcome Trust
Research Project Award
Mayor of London
London Day Award
University of London
Waterstone’s Award for Academic Achievement
Jean Shanks Foundation
JSF Scholarship for Intercalated BSc with Research
Blood Brain Barrier Consortium
BBB Scholarship for Intercalated BSc Research Project
Publications
Book Chapter
Video Mediastinoscopy versus Standard Mediastinoscopy
Difficult Decisions in Thoracic Surgery: An Evidence-Based Approach
3rd Edition
McCormack DJ and Harrison Phipps K
ISBN 978-1-4471-6404-3
Editor – Professor Mark K Ferguson
Investigator – International, Multicentre Clinical Trials
Left Atrial Appendage Occlusion Study III (PMID: 33999547) DOI: 10.1056/NEJMoa2101897
N Engl J Med. 2021 Jun 3;384(22):2081-2091.
Evolut Low Risk Trial (PMID: 30883053)
DOI: 10.1056/NEJMoa1816885)
N Engl J Med. 2019 May 2;380(18):1706-1715.
Peer Reviewed Publications
Early diagnosis of surgically curable lung cancer is commonly serendipitous.
Gimpel D, Pan A, Manikavasagar V, Lao C, Brown L, McCormack DJ, Lin Z, Meikle F, Conaglen P, Stephenson D, Lawrenson R, El-Gamel A.
N Z Med J. 2022 Jun 10;135(1556):44-52.
PMID: 35728247
Challenges of emergency thoracotomy in a regional New Zealand setting.
Kang M, Sharma VJ, Omundsen M, McCormack D, Kejriwal N
Emerg Med Australas. 2022 Jun 5. doi: 10.1111/1742-6723.14029.
PMID: 35661407
Can We Better Differentiate Type A Dissections: Evaluating the Role of Aortic Ratios
Sharma VJ, Kang M, Ganesh JS, McCormack DJ, Prakash M, Moore R, Patel NN, El-Gamel A.
Heart Lung Circ. 2022 May 18:S1443-9506(22)00143-3.
PMID: 35597706
Cardiac surgery simulation: a low-cost feasible option in an Australasian setting
Sharma VJ, Barton C, Page S, Ganesh JS, Patel N, Pirone F, Lin Z, Kejriwal NK, El Gamel A, McCormack DJ, Meikle F
ANZ J Surg. 2021 Oct;91(10):2042-2046.
PMID: 34291538
Evaluation of the effects of three designs of oxygenators with integrated filters on clinical and haematological outcomes at an Australasian cardiothoracic unit
Prakash M, Sharma V, Oh T, Lo C, Parkinson G, McCormack D, Conaglen P, Lin Z, Kejriwal N, Meikle F, Peplow E, Bhana J, El Gamel A.
Perfusion. 2022 May 5
PMID: 35514051
Preoperative Neutrophil and Lymphocyte Ratio as a Predictor of Mortality and Morbidity After Cardiac Surgery.
Haran C, Gimpel D, Clark H, McCormack DJ.
Heart Lung Circ. 2021 Mar;30(3):414-418. doi: 10.1016/j.hlc.2020.05.115. Epub 2020 Jul 6.
PMID: 32665173
Performance of the AusSCORE II and STS Score for Coronary Artery Bypass Grafting in a New Zealand Population.
Singh N, Gimpel D, Manikavasagar V, Watson N, Roberts J, Conaglen P, Meikle F, Lin Z, Kejriwal N, Odom N, McCormack DJ, El-Gamel A.
Heart Lung Circ. 2021 Apr;30(4):600-604. doi: 10.1016/j.hlc.2020.08.021. Epub 2020 Oct 6.
PMID: 33032891
A Prospective Five-Year Cohort Study of Undiagnosed Sleep Apnoea in Patients Undergoing Coronary Artery Bypass Graft Surgery.
Hogan AM, Ibrahim S, Moylan MJ, McCormack DJ, Openshaw AM, Cormack F, Shipolini A
J Cardiovasc Surgery. Epub 2020.
PMID: 32186169
Primary care management of chest pain after coronary artery bypass surgery.
Gimpel D, Fisher R, Khan Z, McCormack DJ
BMJ. 2019 Apr 12;365:1303.
PMID: 30979696
Acute Shortness of Breath Due to Reoccurrence of an Intrapericardial Bronchogenic Cyst.
Gimpel D, Conway J, Meikle F, Lin Z, McCormack DJ, El-Gamel A
Respirol Case Rep. 2019 May 17;7(5):e00431
PMID: 31131108
Inadvertent puncture of right ventricle during chest tube insertion.
Gimpel D, Magoye T, McCormack DJ, El-Gamel A, Kejriwal N.
ANZ J Surg. 2019 Apr 15. doi: 10.1111/ans.15132
PMID: 30983139
External stabilisation with vacuum assisted contrivance (ES-VAC) for chest wall injuries sustained from cardiopulmonary resuscitation.
Gimpel D, Ni Leathlobhair N, Conway J, Magoye T, Macemon J, Macleod M, Nixey K, Odom N, McCormack DJ, Kejriwal N, Meikle F, El-Gamel A, Lin Z.
Resuscitation. 2019 Apr;137:49-51. doi:10.1016/j.resuscitation.2019.01.028. Epub 2019 Feb 5.
PMID: 30735741
Early Discharge From Intensive Care After Cardiac Surgery is Feasible With an Adequate Fast Track, Stepdown Unit: Waikato Experience.
Gimpel D, Shanbhag S, Srivastava T, MacLeod M, Conaglen P, Kejriwal N, Odom N, Lin Z, McCormack DJ, El-Gamel A.
Heart Lung Circ. 2019 Dec;28(12):1888-1895. doi: 10.1016/j.hlc.2018.11.002. Epub 2018 Nov 17.
PMID: 30528814
Complex coarctation of the aorta requiring a third redo operation.
Gimpel D, McCormack DJ, El-Gamel A
Interactive CardioVascular and Thoracic Surgery. Epub 2018.
PMID: 29688517
Empyema Thoracis.
McCormack DJ, Anderson JR.
Surgery 35(5) 243–246
In surgeons performing cardiothoracic surgery is sleep deprivation significant in its impact on morbidity or mortality?
Asfour L, Asfour V, McCormack D, Attia R.
Interact Cardiovasc Thorac Surg. e-pub 2014. PMID: 24879643
The Role of the Femorofemoral Crossover Graft in Acute Lower Limb Ischaemia due to Acute Type B Aortic Dissection.
Corfield L, McCormack DJ, Reidy J, Bell R, Taylor P.
Vascular. 2014;22(2):121-6. PMID: 23512901
Does muscle sparing thoracotomy as opposed to posterolateral thoracotomy result in better recovery?
Elshiekh MAF, Lo TTH, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2013) Jan;16(1):60-7. PMID: 23049082
Does surgery improve prognosis in patients with small-cell lung carcinoma?
Jones CD, Cummings IG, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg. 2012 Nov 20.PMID 23169878
Infected calcified Homograft Root; A sutureless solution.
Gupta P, McCormack DJ, Szczklik M, Ambekar S, Lall KS.
Annals of Thoracic Surgery. 2013 May;95(5):1789-91. PMID: 23608263
A Meta-Analysis of Cognitive Outcome following Coronary Artery Bypass Surgery.
CormackF, Shipolini AR; Awad W; Richardson C, McCormack DJ, Underwood M, Baldeweg T, Hogan AM.
Neuroscience & Biobehavioral Reviews –2012 Oct;36(9):2118-29. PMID: 22732162
Can pregnant women be safely placed on cardiopulmonary bypass? Sepehripour AH, Lo TTH, McCormack DJ, Shipolini AR.
Interact CardioVasc Thorac Surg (2012) 15(6):1063-70. PMID: 22761116
Coarctation repair mimicking acute aortic dissection.
Vulliamy PE, McCormack DJ, Szczeklik M, Lall KS.
European Journal of Cardiothoracic Surgery (2012) 42(6):1055. PMID: 23138588
Undiagnosed sleep apnoea syndrome in patients with acute myocardial infarction: potential importance of the STOP-BANG screening tool for clinical practice.
McCormack DJ, Pabla R, Hilal-Babu M, Dykes L, Dales, P, Archbold RA, Pilling M, Clifford A, Cormack F, Shipolini A, Hogan AM.
International Journal of Cardiology (2012) 155(2):342-343. PMID: 22240758
Is there a suitable method of anticoagulation in pregnant patients with mechanical prosthetic heart valves?
Malik HT, Sepehripour AH, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2012)15(3):484-8. PMID: 22634472
Is there benefit in smoking cessation prior to cardiac surgery?
Sepehripour AH, Lo TTH, McCormack DJ, Shipolini AR.
Interact CardioVasc Thorac Surg (2012) 15(4):726-32. PMID: 22761116
Which stages of Thymoma benefit from adjuvant chemotherapy post thymectomy?
Attaran S, McCormack DJ, Pilling J, Harrison-Phipps K.
Interact CardioVasc Thorac Surg (2012)15(2):273-5. PMID: 22552797
Is anticoagulation required with usage of intra-aortic balloon pump counterpulsation?
Pucher PH, Cummings IG, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2012) 15(1):136-139. PMID: 22495506
Are intracostal sutures better than pericostal sutures for closing a thoracotomy?
Visagan R, McCormack DJ, Shipolini AR, Jarral OA.
Interact CardioVasc Thorac Surg. (2012)14(6):807-815. PMID: 22431654
What is the role of screening in the management of abdominal aortic aneurysms?
Dabare D, Lo TTH, McCormack DJ, Kung VWS.
Interact CardioVasc Thorac Surg (2012) 14(4): 399-405. PMID: 22268069
Does Posterior Pericardiotomy Reduce the Incidence of Atrial Fibrillation after Coronary Artery Bypass Grafting Surgery?
Kaleda VI, McCormack DJ, Shipolini AR.
Interact CardioVasc Thorac Surg (2012) 14(4): 384-389. PMID: 22235005
Does a ‘no-touch’ technique result in better vein patency?
Sepehripour AH, Jarral OJ, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2011) 13(6): 626-630. PMID: 21908888
Does video assisted mediastinoscopy have better lymph node yield and safety profile than conventional mediastinoscopy?
Adebibe M, Jarral OA, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2012) 14(3): 316-319. PMID: 22159246
Is it safe to perform coronary angiography during acute endocarditis? Kung VC, Jarral OA, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2011); 13(2):158-167. PMID: 21602418
Does the nerve of Kuntz exist?
McCormack AC, Jarral OA, Shipolini AR, McCormack DJ.
Interact CardioVasc Thorac Surg (2011) 13(2): 175-178. PMID: 21602419
Should surgeons scrub with chlorhexidine or iodine prior to surgery? Jarral OA, McCormack DJ, Ibrahim S, Shipolini A.
Interact CardioVasc Thorac Surg (2011) 12:1017-1021. PMID: 21362729
Should a patent foramen ovale found incidentally during isolated coronary surgery be closed?
Lo T, Jarral OA, Shipolini A, McCormack DJ.
Interact CardioVasc Thorac Surg (2011)12:794-798. PMID: 21345819
Time of Flight Magnetic Resonance Imaging: A Trap for the Unwary. Corfield L, Speirs A, McCormack DJ, Waltham M.
European Journal of Vascular and Endovascular Surgery 2010; 39 (5): 659
A 27-Year-Old Man Presenting With Acute Chest Pain And Dyspnoea. Abbas A, Richmond N, McCormack DJ, Theva B, Reddy S, Davies C, Pilling J.
Chest 2009;135:1684-1687. PMID: 19497905
Readmission and overstay after day case nasal surgery.
Singh G, McCormack DJ, Roberts D.
BMC Ear, Nose and Throat Disorders 2004,4:2. PMID: 15500692
Bacterial colonization of stethoscopes and the effect of cleaning.
Cohen SR, McCormack DJ, Youkhana A, Wall R.
J. Hosp. Infect. 2003; 55 (3): 236-237. PMID: 14572494