On November 21, 2012, CMS announced that theFY 2012 Medicare fee-for-service program improper payment rate is 8.5% -- which represents $29.6 billion in improper payments. While CMS reports that the error rate for most Medicare provider types was in the 4.8% – 9.9% range, durable medical equipment (DME) suppliers had a 66% improper payment rate. Additionally, the Medicare Advantage/Part C composite improper payment error rate estimate for FY 2012 (based on calendar year 2010 payments) is 11.4%, the Part D prescription drug program composite improper payment error rate estimate is 3.1% (also based on CY 2010 payments), and the FY 2012 Medicaid improper payment error rate is 7.1%.