Dr. Kokas gained his diploma from the Faculty of General Medicine of Semmelweis University in 1972, and went on to conduct research initially at the Life Sciences Institute No. 2, and then at Surgical Clinic No. 1.
He passed specialist examinations in general surgery and gastroenterology, became a Candidate of Medical Science of the Hungary Academy of Sciences (MTA) in 1989, and gained a PhD in 1999.
Since 1999, Dr. Kokas has been associate professor and director of studies at Semmelweis University, Surgical Clinic No. 1. From 1996 to 2014, he was founding president of the Hungarian Endoscopic Ultrasound Club. From 1979 to 1981, he was active as a guest researcher at Indiana University Institute of Life Sciences, as well as being invited to lecture at Stanford and Cornell universities. He gives lectures, and organises and leads practical training for both Hungarian and English-speaking 2nd, 4th, 5th and 6th year students.
From 2000 to 2016, Dr. Kokas was a member, and then a consultant, of the Medical Committee of the International Rowing Federation (FISA). He was a member of the presidium, and then vice president, of the Hungarian Rowing Association from 2000 to 2014. Since 2004, he is a member of the Hungarian Olympic Committee, and later vice president of its Medical Committee. Since 2009, he is a member of the presidium of the Hungarian Paralympic Committee (MPB), as well as president of its Medical Committee. He has been president of the Medical Committee of the Hungarian Rowing Association since 2004.
Since 1971, Dr. Kokas has published 64 articles and abstracts in Hungarian and international scientific periodicals, and has delivered 115 lectures at scientific forums both at home and abroad.
During his work as a surgeon and gastroenterologist, he has engaged in the endoscopic and surgical diagnosis of diseases of the entire digestive system, as well as the treatment – by both surgical and non-surgical means – of disorders arising therein.
In his free time, Dr. Kokas enjoys going to the opera, and is interested in classical music and history. He plays sports regularly, favouring rowing, tennis and running. As a member of Hungary’s national rowing squad, he was a successful participant in numerous European and world championship competitions between 1965 and 1973, while he was part of the Hungarian rowing eight which won the B final at the 1972 Munich Olympics.