Drug and alcohol rehabilitation centers which are covered by Medicare offer services in every part of the country, and this health insurance plan typically makes individuals eligible for both inpatient and outpatient drug rehabilitation facilities. The only exceptions are that the need to take part in a drug rehab program must be deemed medically necessary by the individual's doctor and the individual's physician must lay out their treatment plan. Because there are health screenings which have been put into the system by Medicare in liaison with doctors who treat seniors, early detection has been essential in getting seniors into an appropriate drug rehab center in St. Helena, California that is covered through their Medicare insurance plan. This has assisted thousands of older Americans handle problems with addiction and ultimately overcome drug or alcohol addiction effectively to ensure they can enjoy the duration of their lives without fearing relapse.