Ioannis graduated from the Medical School of University of Crete, Greece. He was trained in General, Vascular, Surgical Critical Care and Transplant/HPB Surgery. Post CCT, he was a Senior Fellow in UGI Surgery at Countess of Chester Hospital followed by a Fellowship in Bariatric and Oesophagogastric Surgery at Oxford University Hospitals.

He is the College Tutor and Examiner of the Central Recruitment Panel for Surgical Training. He is a Member of the Faculty of Surgical Trainers and a Member of the of the Educational Committee of the European Society for Trauma and Emergency Surgery.

He performed more than 1500 operations as a primary surgeon the last 5 years with more than 900 of them laparoscopically. He also performed more than 550 gastroscopies the last 4 years.

• 30 Publications to International Medical Journals

• 6 Book Chapters

• 5 International Congresses as a Chairman/Moderator

• 84 Lectures as an invited speaker in International Congresses and Workshops

• 73 Presentations in International/National Medical Congresses

• 58 Medical Courses/Workshops as Instructor in Switzerland, Greece, UK

• 5 Medical Journals' Reviewer

• Awarded 5 Prizes/Academic distinctions

CLINICAL INTERESTS AND TREATMENTS:

Specialised in Laparoscopic:

• Upper Gastrointestinal Surgery: Cholecystectomy, Common Bile Duct Exploration, Diaphragmatic/Hiatal Hernia repair for reflux, Heller's myotomy for achalasia
• Bariatric Surgery for Morbid Obesity
• Hernia Surgery: Repair of inguinal, and other abdominal hernias (TEP, TAPP, eTEP)
• Emergency Surgery

Accredited UGI Endoscopist

Special interest in application of Ultrasound Scan in Emergency Surgery

Lead for the Emergency Cholecystectomy Project of Royal College of Surgeons

1997 High School Graduation Degree: Excellent 18.9/20

1998 - 2005 Medical School, University of Crete, GR

2005 BSc Medicine - University of Crete, GR

2014 Certificate of Completion of Surgical Training (CCST) - General Surgery 2011 Advanced Trauma Life Support (ATLS) Instructor (ID no: 318662)

2013 PreHospital Trauma Life Support (PHTLS) Instructor (ID: 250897)

2013 Care of the Critical Ill Surgical Patient (CCrISP) Instructor

2013 Basic Life Support (BLS) Instructor

2015 Definitive Surgical Trauma Care (DSTC) Instructor

2017 Surgical Tutor of University of Oxford

2017 Modular UltraSound ESTES Course Instructor

2017 JAG Accredited UGI Endoscopist

2017 Fellow of the Royal College of Surgeons of England (FRCS) (ID: 9024064) 2017 Associate Fellow of the American College of Surgeons (AFACS) (ID: 3249761)

2018 Doctor of Philosophy (PhD) in Gen. Surgery Grade: "Excellent" Aristotle University of Thessaloniki, GR

2018 College Tutor of Royal College of Surgeons

2018 Member of the Faculty of Surgical Trainers Royal College of Surgeons of Edinburgh

2020 Honorary Senior Lecturer in Surgery Medical School, St George's University, London, UK MEDICAL TRAINING Present Appointments

18/09/2017 Consultant General & Emergency Surgeon with Specialist Interest in Upper GI & Bariatric Surgery Kingston Hospital NHS Foundation Trust London, UK

21/12/2017 Honorary Consultant General Surgeon Oxford University Hospitals NHS Foundation Trust, Oxford, UK

15/05/2018 Honorary Consultant General Surgeon St. George's University Hospitals NHS Foundation Trust, London, UK

03/02/2020 Honorary Consultant Bariatric Surgeon Ashford and St Peter's Hospitals NHS Foundation Trust, London, UK Previous Appointments 20/06/2016 – 17/09/2017 Senior Clinical Fellow in Bariatric and Oesophagogastric Surgery Oxford University Hospitals NHS Foundation Trust, Oxford, UK

13/01/2014 - 06/06/2016 Senior Clinical Fellow in Upper GI Surgery Countess of Chester Hospital NHS Foundation Trust, Chester, UK

01/06/2013 – 12/01/2014 Senior Registrar in General Surgery 5th Department of Surgery, Aristotle University, Hippokrateion Hospital, Thessaloniki, Greece 01/08/2012 – 01/06/2013 Clinical Fellow in HPB/Trauma Surgery Central Manchester University Hospitals NHS Foundation Trust, UK

08/07/2012 – 01/08/2012 Clinical Fellow in Upper GI Surgery Central Manchester University Hospitals NHS Foundation Trust, UK

15/03/2012 – 08/07/2012 Registrar in General Surgery 5th Department of Surgery, Aristotle University, Hippokrateion Hospital, Thessaloniki, Greece 15/09/2011 – 15/03/2012 Registrar in Transplant Surgery Organ Transplant Unit, Aristotle University, Hippokrateion Hospital, Thessaloniki, Greece 15/06/2009 –15/09/2011 Training in General and Vascular Surgery (Registrar level equivalent) 5th Department of Surgery, Aristotle University, Hippokrateion Hospital, Thessaloniki, Greece

15/06/2008 –15/09/2009 Training in General and Vascular Surgery (SHO level equivalent) 5th Department of Surgery, Aristotle University, Hippokrateion Hospital, Thessaloniki, Greece

06/05/2007 – 06/02/2008 Doctor in Greek Army 31st Brigade 194th Multiple Launch Rocket System Unit

06/05/2006 - 05/05/2007 Training in Intensive Care Unit (SHO level equivalent) ICU, Panarkadikon Hospital, Tripolis, Greece

06/02/2006 - 05/05/2006 Training in Emergency Medicine (SHO level equivalent) A&E, Panarkadikon Hospital, Tripolis, Greece

17/10/2005 - 21/10/2005 Clinical attachment in Breast and Endocrine Surgery Unit Linda McCartney Centre, Royal Liverpool University Hospital, UK 19/09/2005 - 05/10/2005 Honorary SHO in Transplant Surgery Transplantation Unit, Royal Liverpool University Hospital, UK

01/06/2005 - 01/08/2005 Clinical attachment in Trauma & Orthopaedics Upper Limb Unit, Royal Liverpool University Hospital, UK