NEPHA Tıbbi Cihazlar Sanayi ve Ticaret A.Ş. (NEPHA Medical Devices) As representatives of the world’s leading institutions in the field of Nuclear Medicine, Nepha serves the Turkish Health Sector with experienced sales, technical service, and administrative staff. Founded in 1991, Nepha headquarter is in Ankara, with branches in Istanbul and Izmir. By representing international companies, we supply Radiopharmaceuticals and medical devices to hospitals in Turkey.