1. Short title This Act may be cited as the Mental Health Infrastructure Improvement Act of 2023 . 2. Loans and loan guarantees Part P of title III of the Public Health Service Act is amended by inserting after section 399V–7 of such Act ( 42 U.S.C. 280g–17 ) the following: 399V–8. Loans and loan guarantees for planning, constructing, or renovating eligible facilities for pediatric or adult mental health and substance use disorder services (a) In general The Secretary may— (1) make loans and loan guarantees to eligible entities for the purpose of— (A) constructing or renovating, including planning the construction or renovation of, a pediatric or adult mental health treatment facility or a pediatric or adult substance use disorder treatment facility; (B) improving digital infrastructure, telehealth capabilities, or other patient care infrastructure at such a facility; or (C) adding, or converting beds to, adult or pediatric psychiatric and substance use inpatient beds at such a facility; and (2) subject to subsection (e), make loans and loan guarantees for refinancing loans that were made for such purpose to an eligible entity. (b) Preference In making loans and loan guarantees under this section, the Secretary shall give preference to eligible entities proposing to construct or renovate a pediatric or adult mental health treatment facility, or a pediatric or adult substance use disorder treatment facility, that will— (1) increase the number of pediatric or adult psychiatric beds or pediatric or adult substance use disorder beds in a county that has insufficient psychiatric or substance use disorder treatment bed capacity; (2) provide mental health or substance use disorder services in a high-need rural or underresourced community; (3) provide multiple services across the continuum of mental health or substance use disorder care