Addiction Care Interventions NYC is a medical inpatient detox program, founded by world-renowned psychiatrist Daniel Casriel. ACI offers a range of inpatient rehab services including medically supervised withdrawal opioid, and 3 to 10 days inpatient treatment. This treatment provider is listed as a SAMHSA-Certified Opioid Treatment Program. The facility accepts clients on opioid medication. Self payment, Medicaid, private health insurance.