Health care providers who've been shortchanged on services involving mammography-related computer aided detection equipment may be entitled to more money than their Medicare contractor has been doling out. Mammography-related CAD equipment only needs Food and Drug Administration certification for screening and diagnostic mammograms (film and digital), the Centers for Medicare & Medicaid Services explains in a May 16 program memorandum (AB-03-072; http://cms.hhs.gov/manuals/pm_trans/AB03072.pdf). CMS instructs contractors to make appropriate adjustments if providers bring previously processed claims to their attention. In other recent program memoranda, CMS: