It is quite common for people who are afflicted with a psychological disorder to also have a co-occurring substance abuse issue. Frankly, it is more common than one would assume and many people currently in alcohol and drug treatment programs in Ulster Park, New York may have mental health disorders which are often undiagnosed. Rehab experts at effective drug and alcohol rehabilitation centers in Ulster Park, New York know how to identify individuals with co-occurring psychological and drug and alcohol abuse disorders so that these two issues can be handled simultaneously while the individual is in rehabilitation. Due to the fact both need to be addressed, the client should not leave rehab until they are mentally stable, not just abstinent.