meaning through the use of standardized healthcare vocabularies,
structure by leveraging standards in HL7,
transport using secure email protocols,
security through National Institute of Standards and Technology(NIST)-adopted encryption standards,
security services through open, and accessible application programming interfaces (APIs).
In a roadmap prepared by the ONC interoperability is further defined as, "the ability of a system to exchange electronic health information with and use electronic health information from other systems without special effort on the part of the user." The roadmap also continues in stating that all individuals, their families, and health care providers should be able to send, receive, find and use electronic health information in a manner that is appropriate, secure, timely and reliable to support the health and wellness of individuals through informed, shared decision-making.