Welcome To ARRT

The American Registry of Radiologic Technologists (ARRT) is a leading credentialing organization that recognizes qualified individuals in medical imaging, interventional procedures, and radiation therapy. We offer certification and registration in a wide range of disciplines, helping people who work in medical imaging and radiation therapy to develop their careers. With more than 330,000 registrants, we promote high standards of patient care with each new credential we award. 

R.T. Login

Log in to your account to complete business and find information relating to certification and registration. 


Visit our educator resources page to review and download ARRT information that can help with your classroom instruction.


Visit our news feed to learn about updates at ARRT and in the profession.