If someone is in need of help for drug and alcohol addiction and dependence and is fortunate enough to be covered through health insurance, most drug and alcohol treatment centers in Culbertson, MT. accept health insurance and will work with clients to determine which rehab services are covered. Most private health insurance entities cover outpatient and residential alcohol and drug rehabilitation, although the time which is considered covered can vary. Private health insurance most often covers the first month of drug and alcohol rehabilitation, but there are people whose plan is more extensive and can include a more significant time in an alcohol and drug rehabilitation center. It is best to seek advice of their insurance company directly and to ask for any help as needed from their rehabilitation center to determine which services may be covered by their private health insurance.