Saint Luke Institute (SLI) is a private, licensed mental health education and treatment facility headquartered in Silver Spring, Maryland, US. The institute primarily serves Roman Catholic priests and religious women and men through integrated psychological and spiritual evaluations, residential care, continuing care, and outpatient therapy. Education in support of a healthy life and ministry for those in the Catholic Church is offered online and in-person through SLIconnect. Individuals come to Saint Luke for treatment for a variety of reasons, including depression, addictions, anxiety, boundary issues, and other mental and spiritual health needs. Saint Luke Center in Louisville, Kentucky, offers education, candidate assessments, and individual and group therapy.