Most people do not know or care about the insurance filing a physician practice does for them, unless it is wrong and the insurance does not pay for their services. Effective October 1, 2015; the codes a physician has to use is going from about 17,000 to 154,000+. This is going to have a negative impact on physician practices, and may affect your insurance plan covered services, and possibly payments. Whether physician practices will be ready for this is uncertain. What is certain, is that both the physician and patients are going to have more confusion.