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Consultant Cardiothoracic Surgeon

Professor - University of Waikato (Hon)

A/Professor of Surgery - University of Auckland (Hon)

National Clinical Lead

Procurement, Supply Chain and Health Technology

Health New Zealand - Te Whatu Ora

National Surgical Lead

Cardiac Society of Australia and New Zealand 

New Zealand Jurisdictional Committee -

Royal Australasian College of Medical Administrators


Past Associate Chief Medical Officer

Te Whatu Ora Waikato

Past Head of Department

Waikato Cardiothoracic Unit 

Past Clinical Director

Waikato Cardiothoracic Unit 

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Professor David J McCormack
BSc(Hons) MBBS(Distinction) MFSTEd AFRACMA FACS FCSANZ FRCS(CTh) FRCSEd(CTh) MBA(Distinction) 

Prof David McCormack is a Consultant Cardiothoracic Surgeon and a National Lead for Te Whatu Ora - Health New Zealand. He previously served as the Clinical Director and Head of Department of Waikato Cardiothoracic Unit as well as Associate Chief Medical Officer of Waikato DHB. David is also a Professor at Te Huataki Waiora School of Health - University of Waikato and an Associate Professor of Surgery at The University of Auckland with a clinical interest and expertise in 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, clinical leadership and and innovative research.

Prof McCormack completed formal training in Cardiothoracic Surgery in leading centres. Below is a collection of central London centres within which Prof 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 


Master of Business Administration (Distinction)

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 

Positions & Memberships


  • National Clinical Lead (Procurement, Supply Chain and Health Technology Management)

​Te Whatu Ora - Health New Zealand

  • Associate Chief Medical Officer

Waikato District Health Board​​

  • Past - Head of Department

Waikato Cardiothoracic Unit​

  • ​Past - Clinical Director

Waikato Cardiothoracic Unit

  • Consultant Cardiothoracic Surgeon

Waikato District Health Board​

  • Consultant Cardiothoracic Surgeon

Braemar Hospital 

  • Consultant Cardiothoracic Surgeon

Southern Cross Hospital​​


  • Professor (Hon), Te Huataki Waiora School of Health

University of Waikato​

  • Associate Professor of Surgery (Hon), Faculty of Medical and Health Sciences

University of Auckland 

  • Cardiothoracic Surgery Specialist

New Zealand Medical Council - ​Vocational Registration

  • Cardiothoracic Surgery Specialist 

General Medical Council (UK) - Certificate of Completion of Training

  • Faculty of Surgical Trainers

Royal College of Surgeons of Edinburgh

  • Fellow of Royal Society of Medicine 

  • Australian & New Zealand Society of Cardiac & Thoracic Surgeons​

  • European Association for Cardiothoracic Surgery

  • Society for Cardiothoracic Surgery in Great Britain & Ireland

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 


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

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