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Comprehensive Error Rate Testing (CERT)

CERT Reports

This list contains reports produced by the Comprehensive Error Rate Testing (CERT) program, including the annual Improper Medicare Fee-for-Service Payment report.

Report Year Report Name Release Date
2004 Error Rate Maps 08/12/2005
2004 Over-Utilized Codes List 12/21/2004
2003 Short Report - Improper Medicare FFS Payments 11/15/2003
2003 Long Report - Improper Medicare FFS Payments 11/15/2003
2004 Appendix - Improper Medicare FFS Payments 12/17/2004
2004 Long Report - Improper Medicare FFS Payments 12/17/2004
2004 Short Report - Improper Medicare FFS Payments 12/13/2004
2005 Over-Utilized Codes List 11/29/2005
2005 Error Rate Maps 02/09/2006
2006 Mid-Year Over-Utilized Codes List 05/18/2006
2006 Mid-Year Appendix - Improper Medicare FFS Payments 05/18/2006
2006 Over-Utilized Codes List 11/17/2006
2009 November 2009 Improper Medicare FFS Payments 02/02/2010
2010 Medicare_FFS_2010_CERT_Report 11/22/2011
2007 Improper Medicare FFS Payments Report 11/15/2007
2008 Mid-Year Improper Medicare FFS Payments 05/15/2008
2006 Long Report - Improper Medicare FFS Payments 11/15/2006
2005 Long Report - Improper Medicare FFS Payments 11/15/2005
2007 Mid-Year Improper Medicare FFS Payments 05/15/2007
2010 Supplementary Appendices for the Medicare Fee-for-Service 2010 Improper Payment Report 2012-05-05
2011 Medicare FFS 2011 CERT Report 2012-10-22
2011 Appendices - November 2011 Medicare FFS Improper Payment Rate Report 2012-10-02