Medicare Diabetes Prevention Act of 2012 - Amends title XVIII (Medicare) of the Social Security Act to cover items and services furnished under a diabetes prevention program to an eligible individual.
Directs the Secretary of Health and Human Services (HHS) to establish criteria for a diabetes prevention program in accordance with the standards under the National Diabetes Prevention Program established by the Centers for Disease Control and Prevention (CDC).
Expresses the sense of the Senate that the CDC's National Diabetes Prevention Program presents an opportunity for states to reduce the incidence of diabetes among individuals enrolled in their Medicaid programs.