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Billing and Coding: Abbreviated Daytime Sleep Study (e.g. PAP-NAP)
A55478
Effective: September 25, 2025
Updated: December 31, 2025
Policy Summary
PAP-NAP (abbreviated daytime sleep study) is not separately reimbursable when performed as a supplement to standard diagnostic or titration sleep studies and is considered integral to the primary service. Split-night studies must be billed as a single service, and limited evidence plus absence of guideline endorsement means PAP-NAP is not supported for separate coverage as a CPAP compliance enhancement.
Coverage Criteria Preview
Key requirements from the full policy
"An abbreviated daytime sleep study (PAP-NAP) performed as a supplement to standard diagnostic or titration sleep studies is considered integral to the primary procedure and is not separately reimbu..."
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