What is the difference between outpatient drug rehab and inpatient drug rehab? The main differences between inpatient and outpatient drug rehab programs are: Length of time Location The program itself and what it involves. Length of time: Inpatient rehab programs range from 28-90 days and outpatient programs are generally shorter – for example, a 10-day … Continue reading Inpatient or Outpatient Drug Rehab? Your Questions Answered