The ONC Health IT Certification Program

The Office of the National Coordinator for Health Information Technology (ONC) Health IT Certification Program (Program)is a voluntary certification program established by the Office of the National Coordinator for Health IT to provide for the certification of health IT.  Requirements for certification are established by standards, implementation specifications and certification criteria adopted by the Secretary. The  Program supports the availability of certified health IT for its encouraged and required use under other federal, state and private programs. The Program is run as a third-party product conformity assessment scheme for health information technology (health IT) based on the principles of the International Standards Organization (ISO) and International Electrotechnical Commission (IEC) framework.
https://www.healthit.gov/topic/certification-ehrs/about-onc-health-it-certification-program