National Center for Health StatisticsThe Fast Stats...Statistics by Topic section makes it easy to find U.S. health care statistics, including data on health insurance coverage.
State Health FactsA project of the Henry J. Kaiser Family Foundation with free, up-to-date, and easy-to-use health data on all 50 states and more than 500 health topics.
America’s Health RankingsSee rankings by state or by measure and a brief discussion of the changes in recent years.
Dartmouth Atlas of Health CareThe Dartmouth Atlas Project documents variations in how medical resources are distributed and used in the United States. Based on Medicare data.
Hospital CompareContains patient satisfaction survey data from Medicare.