Dr. Debelian has completed his specialization in Endodontics from the University of Pennsylvania, USA in 1991 and received the Louis I. Grossman student award in Endodontics.
He has taught as a clinical instructor and associate professor at the post-doctoral endodontic program at the Department of Endodontics, University of Oslo, Norway from 1991 to 2001, and from 2006 to 2010. He has concluded his PhD studies at the University of Oslo, Norway in 1997 on endodontic microbiology, which gave him two scientific awards from the European Society of Endodontology (ESE) and from the Norwegian Dental Association both in 1997.
He is an adjunct visiting professor at the post-graduate program in endodontics, University of Pennsylvania in Philadelphia, USA. Dr. Debelian maintains a private practice limited to Endodontics and is responsible for the endodontic microscopy center – EndoInn.
Dr. Debelian has authored 5 chapter books in Endodontics, one book in Endodontics and written more than 60 scientific and clinical papers. He is currently member of the scientific advisory panel for the Journal of Endodontics, International Endodontic Journal and director of the Oslo Endodontic Study Club as well as the past vice-president of the Norwegian Endodontic Society.
Dr. Debelian lectures nationally and internationally on different biological and clinical topics in endodontics. Dr. Debelian is also involved on hands-on courses on different topics including on NiTi instrument technologies and operative dental microscopy both on conventional, retreatment and surgical endodontics.