This is a less intensive program than Partial Care or Detox and the purpose of this program is to integrate work-related stressors into treatment. Individuals attending this program need to be physically stable with no withdrawal symptoms and minimal cravings. IOP is primarily a group therapy program that runs 3 times a week and lasts 3 hours each day. CNT provides an option to attend this program during the day or in the evening. Telehealth is also available.