Catasys, Inc. is a provider of data analytics based specialized behavioral health management and treatment services to health plans through its OnTrak program. The Company's program utilizes member engagement and patient centric treatment that integrates evidence based medical and psychosocial interventions along with care coaching in a 52-week outpatient program. The Company operates through healthcare services segment. The healthcare services segment includes OnTrak and its integrated substance dependence solutions marketed to health plans, other third-party payers through a network of licensed, and Company managed healthcare providers. Its initial focus was on members with substance use disorders. It provides services to commercial (employer funded), managed Medicare Advantage and managed Medicaid populations. Its OnTrak substance dependence programs include medical and psychosocial interventions, psychosocial programs and integrated care-coaching services.