; and (cc) be of sufficient size to accurately and proportionally represent the range of private payor payment rates received by each such type of applicable laboratory weighted according to the utilization rates of each type of applicable laboratory for the widely available clinical diagnostic laboratory test during the first 6 months of the calendar year immediately preceding the data collection period applicable to the sample to be collected. (III) Least burdensome data collection and reporting processes The methodology developed by the Secretary shall be designed to reduce administrative burdens of data collection and reporting on applicable laboratories and the Centers for Medicare & Medicaid Services to the greatest extent practicable. (IV) Publication of list of widely available clinical diagnostic laboratory tests and notification to applicable laboratories required to report applicable information Not later than September 30 of the year immediately preceding each data collection period (as defined in paragraph (4)), the Secretary shall publish in the Federal Register a list of widely available clinical diagnostic laboratory tests and shall directly notify applicable laboratories required to report applicable information under this subsection. (iii) Definition of widely available clinical diagnostic laboratory test In this subparagraph, the term widely available clinical diagnostic laboratory test means a clinical diagnostic laboratory test that meets both of the following criteria during the first 6 months of the calendar year immediately preceding the data collection period applicable to the sample to be collected: (I) Payment rate The payment amount determined for the clinical diagnostic laboratory test under this section is less than $1,000 per test. (II) Number of laboratories performing the test The number of applicable laboratories receiving payments under this section for the clinical diagnostic laboratory test (as determined by the Secretary using the national provider identifier of the provider