HealthData | U.S. Department of Health and Human ServicesFind data on a wide range of topics, including environmental health, medical devices, Medicare & Medicaid, social services, community health, mental health, and substance abuse. The data is collected and supplied from agencies from the U.S. Department of Health and Human Services as well as state partners. This includes the Centers for Medicare and Medicaid Services, Centers for Disease Control and Prevention, Food and Drug Administration, and the Agency for Health Care Research and Quality, among others.