Meicare is a social insurance program administered by the United States government, providing health insurance coverage to people who are either age 65 and over, or who meet other special criteria. It was originally signed into law on July 30, 1965, by President Lyndon B. Johnson as amendments to Social Security legislation. At the bill-signing ceremony President Johnson enrolled former President Harry S. Truman as the first Medicare beneficiary and presented him with the first Medicare card.