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December 28, 2011 - Revised: 05.21.13

Important 5010 Information

The Centers for Medicare & Medicaid (CMS) has released TDL-12148 dated December 22, 2011, which includes updated instructions for the ASC X12 version 5010 transition. As stated in TDL-12148, CGS will not reject compliant ASC X12 version 4010A1 transactions prior to April 1, 2012. The exact date and time 4010A1 transactions will be rejected will be published at a later date.

Trading partners that have tested and been approved for 5010, but are still submitting 4010A1 transactions, have 30 days to complete their cutover to submitting version 5010 production transactions. All submitters must have tested and been moved into production for submitting 5010 transactions prior to April 1, 2012.

Please visit our website or contact the CGS EDI Help Desk at 877.299.4500, press option 2 if you have any questions regarding the 5010 transition.

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