The ONC-approved Test Method is available here.
NVLAP, as administered by the National Institute of Standards and Technology (NIST), is responsible for accrediting and overseeing testing laboratories in the ONC Health IT Certification Program.
C3. What is the role of ONC-Authorized Testing Laboratories (ONC-ATLs) in the ONC Health IT Certification Program, and how do organizations apply to become an ONC-ATL?
ONC-ATLs test products against the standards and certification criteria identified by the Secretary. Successfully tested products can be submitted to an ONC-ACB for certification and listing on the CHPL.
NVLAP is responsible for the accreditation of testing laboratories in the ONC Health IT Certification Program. Instructions on how to apply to NVLAP for accreditation are included on the NVLAP website: Instructions for Completing a NVLAP Application.
NVLAP accredited testing laboratories must seek authorization from ONC to test products under the ONC Health IT Certification Program. Once authorized, they are called ONC-Authorized Testing Laboratories
The list is available here.
The ONC Health IT Certification Program calls for publishing any Secretarial determinations that have been made with respect to "minimum standard" code sets to be published regularly on a quarterly basis. If the Secretary accepts a newer version of a "minimum standard" code set, nothing is required of ONC-Authorized Certification Bodies (ONC-ACBs), Complete EHR or EHR Module developers, or the eligible professionals and eligible hospitals who have implemented Certified EHR Technology.