Alcohol and drug rehab facilities which are covered by Medicare can be found in every part of the country, and this health insurance plan can cover both inpatient and outpatient drug rehabilitation facilities. The only rules of thumb are that the need for a drug and alcohol rehab program must be considered medically essential by the addicted individual's physician and the person's doctor must help set up their rehab plan. Because there are health screenings that have been put into the system by Medicare in liaison with physicians who medically treat seniors, early diagnosis has been useful in guiding seniors to an appropriate drug rehab facility in San Marcos that is offered through their Medicare plan. This has assisted countless numbers of older Americans thoroughly address addiction issues and eventually beat drug or alcohol addiction for good so that they can can enjoy the rest of their life without risk falling back into drug use.