The Meaningful Use - Stage 3 proposed rule has been released, with official publication due on March 30. Llikewise, the 2015 edition of EHR certification criteria and related rules. Check out the CMS presser and ONC fact sheet.
Key to these rules, which lay the foundation for a post-Meaningful Use incentive-driven Health IT ecosystem, is the use of APIs - for the uninitiated, "application programming interfaces" - or simplified connectors that allow for easier transfer of data.
The Meaningful Use requirements have themselves been simplified -- whittled down to eight high-level requirements, expressed as program goals or objectives: