Professor Katsambas is a Professor of Dermatology and Venereology of the University of Athens in Greece and head of the Dermatology Clinic at Hygeia Hospital. Earlier appointments include President of the Hellenic Society of Dermatology and Venereology, President of the European Academy of Dermatology and Venereology as well as Secretary-General; Board member of the International League of Dermatological Societies; International member of the American Dermatological Association and more recently, International Board Observer of the American Academy of Dermatology and President-elect of the European Society of Cosmetic and Aesthetic Dermatology (ESCAD).

Prof Katsambas is a member of the editorial board of dermatological journals such as the JEADV, JAAD, Archives of Dermatology, Clinics in Dermatology, International Journal of Dermatology and others.

He is also an honorary member of many international dermatological societies.

Prof Katsambas has over 380 published manuscripts in international medical journals and numerous books.  His h-index is at 45 and he almost 7000 citations.