Breast Cancer Research and Screening Act of 2007 - Authorizes appropriations to the National Institutes of Health for FY2008 for breast cancer research under the Public Health Service Act.
Amends title XVIII (Medicare) of the Social Security Act to: (1) extend the eligibility period for a "Welcome to Medicare" physical examination from six months to one year; and (2) eliminate the 20% coinsurance for screening mammography and colorectal cancer screening tests.