; (2) to conduct heat mapping campaigns; (3) to conduct scientific research to assess gaps and priorities regarding the risks of extreme heat in communities; (4) to communicate risks to isolated communities; and (5) to educate such communities about how to respond to extreme heat events. (f) Priorities In selecting eligible entities to receive financial assistance under this section, the Under Secretary of Commerce for Oceans and Atmosphere shall prioritize entities that will carry out projects that provide benefits for historically disadvantaged communities and communities found to have the greatest risk or highest incidence of heat-related illnesses and mortalities. 614. Authorization of appropriations (a) Study on extreme heat information and response There is authorized to be appropriated to the National Oceanic and Atmospheric Administration to contract with the National Academies of Sciences, Engineering, and Medicine to carry out section 612 $500,000 for each of fiscal years 2024 through 2026. (b) Financial assistance To address extreme heat There is authorized to be appropriated to the National Oceanic and Atmospheric Administration to carry out section 613 $30,000,000 for each of fiscal years 2024 through 2028. C Home resiliency for medical needs 621. Medicare coverage of medically necessary home resiliency services (a) Coverage Section 1861 of the Social Security Act ( 42 U.S.C. 1395x ) is amended— (1) in subsection (s)(2)— (A) in subparagraph (II), by striking and at the end; (B) in subparagraph (JJ), by inserting and at the end; and (C) by adding at the end the following new subparagraph: (KK) in the case of an individual who is medically at risk in the event of a climate or man-made disaster (as determined by the Secretary in accordance with subsection (nnn)), home resiliency services (as defined in such subsection); ; and (2) by adding at the end the following new subsection: (nnn) Home resiliency services