Change Healthcare, formerly known as Emdeon Inc., is a provider of revenue and payment cycle management and clinical information exchange solutions, connecting payers, providers, and patients in the U.S. healthcare system. The company operates the largest financial and administrative information exchange in the United States. Change Healthcare is headquartered in Nashville, Tennessee, with more than 25 additional locations throughout the United States. In 2014, the Company processed over 8.1 billion transactions, and handles over $6.4 billion in transactions each year.