acadia is a provider of inpatient and outpatient behavioral health and addiction treatment services. acadia operates a network of 225 behavioral healthcare facilities with approximately 9,190 beds in 37 states, the united kingdom and puerto rico. acadia provides psychiatric and chemical dependency services to its patients in a variety of settings, including inpatient psychiatric hospitals, residential treatment centers, outpatient clinics and therapeutic school-based programs. acadia healthcare’s behavioral health treatment facilities are specialized solely in helping children, teenagers and adults suffering from mental health disorders and/or alcohol and drug addiction.