Prof. Kamiński devotes most of his time to resection of early cancers, peroral endoscopic myotomy (POEM), treatment of Barrett's esophagus, endoscopic retrograde pancretography (ERCP) and other advanced endoscopic procedures.

Due to his activity, he is the head of the quality section of the Polish Society of Gastroenterology (PTGE), the chancellor of the European Society of Gastrointestinal Endoscopy (ESGE) and the head of the European committee of colon cancer screening of the World Endoscopy Organization (WEO). He is also the scientific director of the most comprehensive endoscopy workshops in Central and Eastern Europe, Warsaw Live Endoscopy ( www.wlendoscopy.pl ).
In addition to endoscopy, he deals with colon cancer screening, being a co-coordinator of the Colorectal Cancer Screening Program in Poland.