Άλλο| 10 | 2014 | 2015 | WORLD TREASURER, WORLD TREASURER OF THE INTERNATIONAL COLLEGE OF SURGEONS | |
| 11 | 2014 | 2015 | ΠΡΟΕΔΡΟΣ, FINANCE, BUDGET AND AUDITING COMMITTEE OF THE INTERNATIONAL COLLEGE OF SURGEONS | |
| 12 | 2014 | 2015 | ΜΕΛΟΣ, ΟΜΑΔΑ ΣΥΝΕΧΟΥΣ ΒΕΛΤΙΩΣΗΣ Γ.Ν.Θ. ΠΑΠΑΓΕΩΡΓΙΟΥ | |
| 13 | 2014 | 2015 | ΜΕΛΟΣ, ΔΕΥΤΕΡΟΒΑΘΜΙΑ ΕΠΙΤΡΟΠΗ ΥΓΕΙΑΣ ΠΕΡΙΦΕΡΕΙΑ ΚΕΝΤΡΙΚΗΣ ΜΑΚΕΔΟΝΙΑΣ | |
| 9 | 2013 | 2015 | ΜΕΛΟΣ, SURGERY AND LIVER TRANSPLANTATION COMMITTEE OF THE AMERICAN ASSOCIATION FOR THE STUDY OF LIVER DISEASE | |
| 14 | 2013 | 2015 | ΠΡΟΕΔΡΟΣ, ΕΛΛΗΝΙΚΟ ΤΜΗΜΑ ΤΟΥ ΔΙΕΘΝΟΥΣ ΚΟΛΛΕΓΙΟΥ ΧΕΙΡΟΥΡΓΏΝ | |
| 15 | 2013 | 2015 | ΜΕΛΟΣ, GRIEVANCE, JUDICIARY AND ETHICAL COMMITTEE OF THE INTERNATIONAL COLLEGE OF SURGEONS | |
| 17 | 2013 | 2015 | | |
| 6 | 2012 | 2013 | ΜΕΛΟΣ, INTERNATIONAL RELATIONS COMMITTEE AMERICAN HEPATOPANCREATOBILIARY ASSOCIATION | |
| 7 | 2012 | 2013 | ΑΝΤΙΠΡΟΕΔΡΟΣ, ΜΑΘΗΜΑΤΑ ΧΕΙΡΟΥΡΓΙΚΗΣ ΕΤΑΙΡΕΙΑΣ ΒΟΡΕΙΟΥ ΕΛΛΑΔΟΣ ΟΡΓΑΝΩΤΙΚΗ ΕΠΙΤΡΟΠΗ | |
| 8 | 2012 | 2013 | ΜΕΛΟΣ, INTERNATIONAL RELATIONS COMMITTEE AMERICAN COLLEGE OF SURGEONS | |
| 16 | 2012 | 2014 | ΜΕΛΟΣ, AMERICAN COLLEGE OF SURGEONS EDUCATION SUBCOMMITTEE OF THE INTERNATIONAL RELATIONS COMMITTEE | |
| 3 | 2007 | 2008 | ΜΕΛΟΣ, QUALITY ASSURANCE COMMITTEE UNIVERSITY OF ROCHESTER MEDICAL CENTER | |
| 4 | 2007 | 2008 | ΜΕΛΟΣ, BYLAWS COMMITTEE AMERICAN SOCIETY OF TRANSPLANT SURGEONS | |
| 5 | 2006 | 2009 | ΜΕΛΟΣ, EXECUTIVE COMMITTEE INTERNATIONAL COLLEGE OF SURGEONS | |
| 1 | 2003 | 2005 | ΜΕΛΟΣ, CRITICAL CARE SUBCOMMITTEE UNIVERSITY OF IOWA HOSPITALS AND CLINICS | |
| 2 | 2002 | 2003 | ΜΕΛΟΣ, CANCER COMMITTEE UNIVERSITY OF ROCHESTER MEDICAL CENTER | |
