Other clinical duties may include but are not limited to: Collecting and preparing laboratory specimens, performing basic laboratory tests, instructing patients about medications and special diets, authorizing prescription refills as directed, drawing blood, taking electrocardiograms, and removing sutures and changing dressings as directed and authorized under state licensure. Administrative duties include but are not limited to: using computer applications, answering phones, greeting patients, updating and filing patient medical records, coding and filling out insurance forms, scheduling appointments, arranging for hospital admissions and laboratory services, handling correspondence, billing, and bookkeeping.