Weekend medical assistants work part-time on Saturdays and Sundays at a health care facility to help doctors and other staff treat patients. In this role, you may handle both administrative and clinical duties. Administrative duties include answering phones, greeting patients, scheduling appointments, gathering medical history, updating patient records, choosing appropriate codes, and completing insurance forms. When you work with patients in the examination room, you may prepare patients for exams, draw blood, check vitals, perform basic tests, and assist the physician as needed. You find weekend medical assistants at work at hospitals, diagnostic testing facilities, private clinics, and other health care facilities that are open on weekends.