The VA's Veterans Affairs Health Information Systems and Technology Architecture (VistA) is arguably in existence. It has more subscribers than any commercial EHR deployments and serves as a model by many vendors model for their products.

The VA's "Blue Button" Web Portal gives veterans direct access to the agency's personal health record on any computer, including mobile devices.

The application, also known formally as VA-214, . It is currently available on both Apple's iOS and Google's Android platform. The app allows veterans to view their personal information and medications at the touch of a button.

Blue Button capability, which

"Following the innovation lead of the VA's chief technology officer Peter Levin, the development of this application for secure, reliable and portable personal health records supports the administration's goal of promoting greater use of health information technology," Amy King, vice president of health IT programs for Northrop Grumman, said in a statement.