Certified plastic surgeon. Member of Russian Society of Plastic Reconstructive and Aesthetic Surgery (Russian SPRAS). Member of American Academy of facial plastic and reconstraction surgery. Member of European Rhinologic Society (ERS). In 1993 Dr. Grishkyan graduated from Moscow medical university and specialized at Central Research Institute of Cranio-facial Surgery, Department of reconstructive surgery and microsurgery of head and neck. In 2000 Dr. Grishkyan upheld his first academic work on the subject of facial palsy and was awarded his first academic degree. Subsequently Dr. Grishkyan was employed as a researcher and a lecturer at the Russian Medical Academy of Postgraduate Education, at the Department of Reconstructive and Plastic Surgery. At that time he was head of academic clinic, performing all types of operations. Throughout these years, David Grishkyan has written above 50 research papers in the field of facial, reconstructive and plastic surgery. In 2006 he started joint research work with endocrinologists and bariatric surgeons on the subject of treatment of patients with obesity and their rehabilitation, including, which resulted in being awarded the degree of Doctor of medicine. Currently David Grishkyan is the head of the Department of plastic surgery at the Moscow International Medical Center.