applicable laboratory
(2) Definition of applicable laboratory In this section, the term “applicable laboratory” means a laboratory that, with respect to its revenues under this subchapter, a majority of such revenues are from this section, section 1395l(h) of this title , or section 1395w–4 of this title . The Secretary may establish a low volume or low expenditure threshold for excluding a laboratory from the definition of applicable laboratory under this paragraph, as the Secretary determines appropriate.