Medicare Compliance & Reimbursement - 2014 Issue 43
Reader Question: Ask Payer Preference for Modifier 91 vs. 59
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Article Overview
This article addresses a payer-specific laboratory coding question involving a same-day repeat test after an initial panel service. It is intended for coding professionals who need to understand the general scenario, the code sets involved, and why payer preference matters when reporting repeat or distinct services. The article focuses on the broad issue of how a lab should approach modifier selection for the repeat test and encourages checking payer guidance.
Why This Topic Matters
Payer policies can differ on how repeat diagnostic lab testing is reported, so coding staff need to know when a claim may require specific modifier handling to avoid billing issues.
What You Will Learn
- How payer preference can affect reporting of a same-day repeat laboratory test.
- Which general modifier choices may be considered for repeat or distinct service scenarios.
- Why the presence of a related panel service can make the claim more sensitive to payer rules.
- How to identify when payer guidance should be requested.
Who Should Read This
- Medical coders
- Laboratory billing staff
- Billing compliance staff
- Practice managers
Codes Discussed
Modifiers Discussed
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