Daniel Castillo

Optum is a health services and innovation company on a mission to help people live healthier lives and to help make the health system work better for everyone. Optum, part of the UnitedHealth Group family of businesses, is powering modern health care by connecting and serving the whole health system across 150 countries. We combine cutting-edge technology, the world’s largest health care database and vast expertise to improve health care delivery, quality and efficiency. We are revolutionizing health care that serves more than 100,000 physicians, practices and other health care facilities, as well as 127 million individual consumers.