I recently had a question submitted to me by one of my Gold Members. Here is the situation and question. We had a patient who had an auto insurance that was in litigation that settled; however, we did not even get 50 percent of what we charged. Are we allowed to bill the secondary for the remainder for payment? The secondary insurance is Medicare. Here is information I found that may assist you in the future if you encounter this situation. According to the Centers for Medicare and Medicaid Services,