If an addict is in need of treatment for drug and alcohol addiction and dependence and is fortunate enough to have health insurance, many drug rehab programs in Carterville, IL. accept health insurance and will cooperate with people to determine which rehab services are approved. Many private health insurance entities will cover outpatient and inpatient drug rehabilitation, although the timeframe which is considered covered can vary. Private health insurance most often covers the first 4 weeks of alcohol and drug rehab, although there are persons whose insurance is more extensive and can extend to a longer residence in a drug rehab program. It is best to speak with their insurance company as soon as possible and to ask for any help as needed from their treatment program to find out which services may be approved by your private health insurance.