Transmittal 843 Processing Claims Spanning More than Ten Years with Unlimited Occurrence Span Codes (OSCs): Phase III
Guidance for the Common Working File (CWF) with system hours to complete the first part of Phase III implementation to eventually allow a claim to span a benefit period over ten years.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: January 21, 2001
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