E/M Coding Alert - 2017 Issue 10
Reader Question: Know When to Bill Two Insurers
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Article Overview
This reader Q&A explains general billing considerations when a patient seen for a work-related problem also has a separate non-work-related finding that may need follow-up. It focuses on how the encounter may be divided among payers, the role of Medicare as a secondary payer in certain situations, and the importance of linking diagnoses appropriately on separate claims. It is useful for coders, billing staff, and practices that handle workers’ compensation claims and coordination of benefits.
Why This Topic Matters
Mixed-cause encounters can create payer coordination and claim-splitting questions. Understanding the article helps billing teams recognize when a single visit may involve more than one payer and why diagnosis linkage and payer routing matter.
Article Sections
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Question
A billing scenario is presented involving a work-related respiratory complaint and an unrelated finding discovered during the visit. The question asks how the encounter should be handled across payers.
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Answer
The response addresses general payer coordination for separate services addressed during the same encounter. It also references Medicare guidance and suggests checking payer-specific rules when Medicare is not involved.
What You Will Learn
- How mixed work-related and non-work-related services may be considered for billing purposes
- Why coordination of benefits can matter when more than one payer may be involved
- The importance of documenting and linking diagnoses on separate claims
- When to review payer-specific rules in addition to general Medicare guidance
Who Should Read This
- Medical coders
- Billing staff
- Revenue cycle teams
- Emergency department practices
- Workers’ compensation billing staff
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