Digital health care: where health care, information technology, and the Internet converge.

The digital health care industry applies information technologies to facilitate communications, commerce, transactions, business problem solving, and enhanced decision making for one or more groups that supply, consume, or finance health care services and products. The variation among companies is significant, but each one attempts to leverage information technology to drive sustainable evolutionary change. In an overview of the industry, a framework is provided to understand the maze of business plans.