Tarzana Treatment Centers College (TTCC) is the learning and development division of Tarzana Treatment Centers, Inc. Tarzana Treatment Centers, Inc. is a full-service integrated healthcare organization that provides high quality, cost-effective substance abuse and mental health treatment to adults and youth. We are a non-profit, community-based organization that operates a psychiatric hospital, residential and outpatient alcohol and drug treatment centers and family medical clinics. All facilities are licensed and certified by the State of California and the County of Los Angeles and are accredited by The Joint Commission. Since our founding in 1972, we have provided a comprehensive continuum of healthcare services.