Part B Coding Coach: Know the Facts on the Intersection of Same-Day E/M and Allergy Testing

Why This Topic Matters

Claims involving allergy testing and same-day E/M services are a common source of confusion and denials. Understanding the applicable Medicare and CPT framework helps coding teams review these claims against current policy sources.

Article Sections

1. Consider Fundamental Rules for Modifier 25 Reporting

   Introduces the general policy framework for same-day E/M reporting and discusses how global periods are part of the analysis. It also references allergy testing services as the setting where these issues often arise.

2. Work Your Way Across These Authoritative Sources

   Summarizes guidance drawn from Medicare policy materials and the NCCI Policy Manual. This section places allergy testing and allergy immunotherapy within the broader discussion of same-day E/M reporting.

3. Know When to Yield to CMS, CPT® Guidelines

   Continues the comparison of authoritative sources and emphasizes the need to rely on the governing policy framework. It also notes how allergy-related services are addressed in the cited materials.