Update to Common Working File (CWF Edits) 7284 and 7548
Update Common Working File (CWF) edits 7284 and 7548 to check for Medicare A entitlement at the time the services were rendered before returning an error/informational unsolicited response (IUR). CWF edit 7284 is returned when an Indian Health Service (IHS) IHS provider submits a type of bill (TOB) 12X with a date of service that is equal to or overlaps a claim in history on
TOB 13X or 72X. CWF edit 7548 is returned when TOB 12X is submitted by an IHS provider and the line item date of service is equal to or one day following the discharge date on a TOB 11X.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: February 08, 2008
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