In this day and age, you never know when you may lose a job due to downsizing. Many industries are experiencing slow growth or no growth at all. The health care industry is not one of them. No matter what the economy brings, one thing will remain for certain. People will become ill, and they will get injured. medical billing and coding training can lead to a lucrative career. When people get sick, they go to the doctor. When the doctor diagnoses and treats a patient, a medical biller and coder submits a claim to the patient’s insurance company in order to get paid. Along with medical billing and coding training comes job security.