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Critical ANSI Notice for all Providers

March 13, 2012 

Blue Cross and Blue Shield of Illinois (BCBSIL) will only accept ANSI Version 5010 health care claim (837) transactions as of March 17, 2012.

As of March 17, 2012, BCBSIL will no longer accept ANSI v4010A1 health care claim (837) transactions from covered entities. We will be working with our direct submitters and trading partners from this date through the March 31, 2012, enforcement date to mitigate any concerns or questions.

As of March 31, 2012, BCBSIL will no longer send ANSI v4010A1 electronic remittance advice (ERA 835) transactions to receivers. 

All providers using ANSI v4010A1 should immediately contact their practice management system vendors and/or billing agent and/or clearinghouse to confirm timely adoption of and system compatibility with the new federal ANSI v5010 standard that became effective on Jan. 1, 2012.