Alcohol and drug rehab centers which are covered by Medicare can be found in almost all parts of the U.S., and this health insurance plan typically makes individuals eligible for both inpatient and outpatient drug and alcohol rehabilitation facilities. The only exceptions are that the need to take part in a drug treatment facility must be considered medically necessary by the individual's physician and the individual's physician is required to lay out their drug rehab plan. Due to the fact that there are health screenings which have been put into effect by Medicare in liaison with doctors who medically treat seniors, early detection has been essential in guiding seniors to an appropriate drug and alcohol rehabilitation program in Corona, California that is offered through their Medicare insurance plan. This has assisted many seniors handle problems with addiction and in the end beat drug addiction for good so that they can can enjoy the rest of their life without the threat of falling back into drug use.