Medical Device Implants lead national hospital costs data.

	National Inpatient Hospital Costs: The Most Expensive Conditions by Payer, 2011
	Celeste M. Torio, Ph.D., M.P.H. and Roxanne M. Andrews, Ph.D.  Statistical Brief #160, August 2013
Introduction Health care costs continue to grow faster than the economy, and the health share of the Gross Domestic Product (GDP) has maintained its upward trend, reaching 17.9 percent in 2011.

▪   The top five conditions—septicemia; osteoarthritis; complication of device, implant or graft; liveborn (newborn) infants; and acute myocardial infarction—accounted for nearly one-fifth of the total aggregate cost for hospitalizations. Complication of device, implant or graft #3 most expensive condition treated in U.S. hospitals, all payers 2011 #3 most expensive condition billed to Medicaid #4 most expensive condition billed to Medicare

Osteoarthritis was ranked the second most expensive condition only for Medicare ($8.0 billion) and private insurance ($5.7 billion). Over 90 percent of the hospitalizations for osteoarthritis involved a knee or hip replacement.

About HCUP HCUP is a family of powerful health care databases, software tools, and products for advancing research. Sponsored by the Agency for Healthcare Research and Quality (AHRQ), HCUP includes the largest all-payer encounter-level collection of longitudinal health care data (inpatient, ambulatory surgery, and emergency department) in the United States, beginning in 1988. HCUP is a Federal-State—Industry Partnership that brings together the data collection efforts of many organizations—such as State data organizations, hospital associations, private data organizations, and the Federal government to create a national information resource.