In this chapter you will learn: Define Medicare and Medicaid, discuss TRICARE and CHAMPVA health-care benefits programs, distinguish between HMOs and PPOs, explain how to manage a workers’ compensation case, explain how payers set fees, complete a Centers for Medicare and Medicaid Service (CMS-1500) claim form, identify three ways to transmit electronic claims. | Medical assisting Administrative and clinical procedures 5e - Chapter 17 Insurance and billing