To ensure that drug and alcohol rehab can be available to those with co-occurring mental health problems, Partial Hospitalization drug rehabilitation programs in Long Island can provide rehabilitation in certain hospital and mental health hospital settings for those in need of treatment. Partial Hospitalization the name for this type of drug rehabilitation facility, due to the fact that the person takes part in drug and alcohol rehabilitation in the daytime and will then go home in the evening for about seven days a week. This is why these drug rehab centers are also referred to as Day Treatment. Partial Hospitalization drug and alcohol treatment centers help clients deal with drug and alcohol addiction problems and mental health disorders concurrently so that treatment staff can make certain that the individual won't fall back into drug use the moment drug treatment is complete.