Drug and alcohol rehabilitation centers which are covered by Medicare are available in every part of the U.S., and this health insurance coverage typically makes individuals eligible for both inpatient and outpatient drug and alcohol treatment facilities. The only rules of thumb are that the need to receive services in an alcohol and drug rehab center must be deemed medically necessary by the addicted individual's doctor and the person's physician is required to lay out their treatment curriculum. Because there are health screenings that have been put into effect by Medicare in liaison with doctors who medically treat seniors, early detection has been useful in guiding seniors into a suitable drug rehabilitation facility in Shelbyville, TX. that is covered through their Medicare insurance coverage. This has helped many seniors handle addiction issues and eventually overcome addiction for good to ensure they can enjoy the rest of their lives without the threat of falling back into drug use.