If you are interested in a career in medical billing and coding it is a growing professional field. With the "red tape" of government, specialists are needed to work with doctors and hospitals to do billing and coding work. You can become certified as a specialist within one or two years by taking courses online through an accredited college or school. It is a career field that is growing and pays a competive salary, usually with benefits. You will be able to do medical school reviews to find a school that offers a program in medical billing. It is a field with plenty of opportunity.