The Office of the National Coordinator for Health IT (ONC) authorized six organizations to perform complete electronic health record (EHR) and/or EHR module testing and certification. These six organizations are known as ONC-Authorized Testing and Certification Bodies (ONC-ATCB). Certification of an EHR by an ATCB signifies the EHR is capable of supporting providers’ efforts to meet the goals and objectives of meaningful use. The Certified HIT Product List provides an authoritative