A bill to amend title XVIII of the Social Security Act to permit certain individuals, who have attained age 60 but not age 65 and who are entitled to widow's or widower's insurance benefits or are the wives or husbands of persons entitled to hospital insurance benefits, to obtain, in consideration of the payment of insurance premiums, coverage under the insurance programs established by such title.

Entitles those individuals who have attained the age of 60 but not age 65 and who are entitled to widow's or widower's insurance benefits or who are wives and husbands of persons entitled to such benefits, to obtain, under title XVIII of the Social Security Act (Medicare), coverage for hospital insurance benefits.

Prescribes those procedures for enrollment under the plan established by this Act and specifies that the coverage to which an individual so enrolled is entitled.

Authorizes the Secretary of Health, Education, and Welfare to review and revise premium rates. Designates all premiums paid to be deposited in the Treasury to the credit of the Federal Hospital Insurance Trust Fund.

Provides that all individuals eligible for the hospital insurance plan of this Act shall also be eligible for supplementary medical insurance benefits.