; (ii) a primary care facility; (iii) a clinic; (iv) a physician; or (v) another type of health care provider as the Secretary may define; and (B) submit to the Secretary an application at such time, in such manner, and containing such information as the Secretary may reasonably require. (3) Use of funds Amounts received through a grant under this subsection shall be used to purchase legally-marketed rapid diagnostic equipment and such materials as are necessary to administer, store, and process same-day clinical laboratory diagnostic testing in a point-of-care setting, including diagnostic and serological tests. (4) Amount of grant The amount of a grant under paragraph (1) may not exceed $20,000. (5) Priority in making awards In awarding grants under paragraph (1), the Secretary shall give priority to eligible entities providing services to— (A) medically underserved populations (as defined in section 330(b)(3)) in rural areas; and (B) all other areas. ; and (4) by adding at the end of subsection (c), as redesignated, the following new paragraph: (2) Authorization of Appropriations (A) In general For the purpose of carrying out subsection (b), there is authorized to be appropriated $500,000,000 for fiscal year 2020, to remain available until expended. (B) Administrative expenses Of the amount made available to carry out subsection (b) for any fiscal year, the Secretary may not use more than 5 percent of such amount for the expenses of administering this section. .