There are several unique types of substance abuse rehab facilities in Lewistown which alcohol and/or drug addicted clients can benefit from. For example, there are drug and alcohol abuse rehab services in the Lewistown area which cater to somebody who has a brief background of alcohol and drug abuse and may possibly benefit from a short term drug rehab facility which will require the individual to stay in treatment for 4 weeks or less. There are also more intensive and long term substance abuse treatment facilities in Lewistown which require a stay of 3 months or longer, based off of the individual's background of alcohol and drug abuse and other circumstances including co-occurring mental health problems. Drug and alcohol abuse rehab services can be done as an outpatient or inpatient, with inpatient substance abuse rehab programs providing substantially superior success rates due to a greater quality of treatment setting.