Peer support advocates who are certified or licensed by a state agency, or a state authorized entity including the New York certification board, or a nationally recognized accrediting agency or association, and are participating in the provision of corrections-based substance use disorder treatment and transition services, including but not limited to medication assistant treatment, pursuant to section 19.18-c of the mental hygiene law, shall not be unreasonably denied entry into correctional facilities solely based on such advocates' history of prior incarceration.