Candidate of Medical Science, Associate Professor. Member of the European Association for the Study of the Liver, member of the American Gastroenterological Association, member of the Association of Preventive and Anti-Aging Medicine, member of the Ukrainian Society of Physicians. Author of 100 scientific papers, 3 monographs. Laureate of the «National Scholar Award» (Berlin, 2013). Internships in hospitals of Poland, Israel. From 2003 to 2014 he worked in the Ukrainian-German Gastroenterological Center “Bik-Kiev”.