After graduating from Ankara University Faculty of Dentistry in 1996, he started his doctorate in Selcuk University Faculty of Dentistry Department of Periodontology. After completing his doctorate education, Gassan YÜCEL, who continued his professional life in Antalya freely, performed many clinical applications on biometrics during his duty at GATA Haydarpaşa Hospital in 2004. He is still working as a freelance periodontologist in his own clinic in Antalya. He conveyed his knowledge and experience to his valuable colleagues in many seminars on priodontology and implantology, including hands-on and live surgery, and continues his studies in this direction.