Nursing Graduate Resume Samples, Billing and coding specialists mostly get employed in the field of medical. They are known as medical billing and coding specialists. They play a very substantial behind-the-scenes role in the care system. Their job is to assign a computer code to each test for easy identification. These codes help the communication process between patient’s insurance company and doctor. If the unique codes are wrong, the insurance policy company might not make payment. Hence, when writing a billing and coding resume, your image in front of the employer should be the one who is not only perfect, but knows the in and out of the profession.