Dr Kayihan Sahinoglu was educated in medicine at the Istanbul University, Medical School. He began to practice hair transplantation in Baltimore, Maryland United States in 1996. Then he founded his own clinic in Istanbul, Turkey.
Dr. Sahinoglu has 20 years of surgical experience and performed over 4000 hair transplantation operation. He exclusively performs FUE hair transplantation with dense packing at rates of 35-50 grafts per sq cm depending on the individual case ranging from 2000 to 5000 grafts per procedure. Dr Sahinoglu is also interested in corrective work, eyebrows, transplanting into scars and hairline revision.

Dr Sahinoglu teaches anatomy to the medical students at the İstanbul University, Medical School since 1986. He is interested in hair and anatomical research. He regularly attends conferences and workshops every year.