Nant Health

Funding by category, from Rock Health's report Seed investor Rock Health and digital health academy StartUp Health, two companies that track funding and other data points about digital health, are both reporting 2014 as a record-breaking funding year for digital health in multiple categories.

Chief executive officers from nine large American companies, healthcare and otherwise, released a 130-page report detailing a number of ways the private sector can help reduce the country's rising healthcare costs, including explaining a lot of the work their own companies are already doing.