Tadas Koržinskas obtained his DDS degree from the Ernst Moritz Arndt University in Greifswald, Germany. 

2004 he was awarded with the prestigeous stipend for achievements in science and practice of dentistry from the Pierre Fouchard Foundation. 

After intensive training in the private practice of Dr. Diether Reusch in Westerburg, Germany, 2009 Tadas Korzinskas became the youngest certifyed specialist for esthetic and functional dentistry in the German Society of esthetic dentistry (DGÄZ). The same year he obtained a certification as a specialist for esthetic, reconstructive dentistry and TMD form the European Dental Association (EDA). This double certification has been issued only 14 times for the past fiveteen years. He is an active member of the certification committee of the DGÄZ. 

2009 he joined the dept. of oral and maxillofacial surgery of the J. W. Goethe University in Frankfurt, Germany (Chairman Prof. Dr. mult. Robert Sader). Together with Prof. Dr. Dr. Constantin Landes he founded the center for complex implantology, conducted several clinical trials. Here he obtained his speciality degree – oral surgeon. 

2010-11 – leading specialist of the private dental clinic „Zahnkultur“ for esthetic dentistry, prosthodontics and TMD. 

From 2014 he maintains a private practice in Klaipeda, Lithuania. His scientific work continues in cooperation with the LSMU (Lithuanian University of health sciences), J.W. Goethe University in Frankfurt and other international partners. Besides of his clinical work Tadas Korzinskas is regulary lecturing in Lithuania, Russia, Germany, Italy and other countries. 

2015 he was elected President of the newly founded Lithuanian society of esthetic and functional dentistry.