Knowledgebase: Claim Rejections
Medicaid AR 00520 - Claim/submission format
Posted by Will Morrow, Last modified by Charmagne Williams on 23 May 2017 03:17 PM
Rejection: Claim/submission format is invalid.

What happened: Medicaid is not the primary payer.

Resolution: Verify the primary payer and file Medicaid as the secondary.