At one time or another we have seen them in action. They’re the people at the doctor’s office who seem to have their pulse on the actual business of the clinic. This is a great career choice for anyone interested in the medical office side of medicine. It’s important to know what schools offer. Most medical billing courses include microcomputer usage, math, grammar and customer service skills, medical terminology, anatomy, physiology, regulations and procedures associated with medical billing and insurance coding, ICD-9/CPT coding, MediSoft for computerized patient billing, and processing of insurance forms. There are schools that offer this course online, while others offer the course during the day, evening, and weekend courses.