; eligible cities and counties The terms eligible city or county and eligible cities and counties refer to cities and counties, as applicable, in the United States that, according to the Department of Housing and Urban Development, have a homeless population of 150 or more per 100,000. (3) Prescriber The term prescriber means a person permitted under State law, or agent of such person, to issue prescriptions for drugs in compliance with applicable requirements established by the Food and Drug Administration. (4) Eligible provider The term eligible provider includes— (A) a physician (as defined in section 1861(r) of the Social Security Act ( 42 U.S.C. 1395(aa)(5)(A) ); (B) a physician assistant or nurse practitioner (as such terms are defined in section 1861(aa)(5)(A) of the Social Security Act ( 42 U.S.C. 1395(aa)(5)(A) ); (C) a behavioral health therapist; (D) a supplier (as defined in section 1861(d) of the Social Security Act ( 42 U.S.C. 1395(d) ); (E) a psychologist (as defined in section 799B(11) of the Public Health Service Act ( 42 U.S.C. 295p(11) ); (F) a physical therapist; (G) occupational therapist; (H) an emergency medical technician responding to a call or case in which health care is administered to an unhoused homeless individual; or (I) any provider as determined by the Secretary. (5) Homeless