Modifications to the Common Working File (CWF) Logic In Support of the National Coordination of Benefits Agreement (COBA) Crossover Process
Currently, the Common Working File (CWF) has no ability to prevent the crossing over of fully denied claims in situations where the Medicare shared systems assign a Claim Adjustment Segment (CAS) Group Code of "OA" (Other Adjustment) as the result of claims adjudication. This instruction addresses this issue.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: May 25, 2011
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