Code 94620 cannot be reported with pulse ox alone, needs pre- and post-spirometry to be complete

Why This Topic Matters

Correctly identifying the type of walk test or pulmonary stress test affects coding accuracy, compliance risk, and whether claims align with the documentation in the medical record. The article is relevant to practices that perform cardiopulmonary testing and want to avoid misreporting services that may be viewed as incomplete or unsupported.

Article Sections

1. Walk test coding questions and practice concerns

   Introduces common questions about reporting walk tests and describes why the topic has been confusing for cardiology practices. It also frames the issue as both a documentation and compliance concern.

2. Documentation and testing elements tied to pulmonary stress testing

   Summarizes the kinds of documentation and test methods discussed in relation to pulmonary stress testing. It notes the broader reporting context for office services and testing performed during patient evaluation.

3. CMS compliance and program integrity concerns

   Describes CMS scrutiny of reporting patterns and the compliance concern associated with testing that may not match the full service billed. It also references how similar testing scenarios have been identified in review materials.

4. Examples from practice and coder interpretation

   Presents perspectives from a cardiology practice and a coder regarding how walk testing has been interpreted in real-world settings. The section illustrates variation in how documentation is understood.

5. CPT Assistant guidance and related coding references

   Summarizes discussion from CPT Assistant and how the article connects that guidance to walk testing and pulmonary stress testing. It also mentions related coding and CCI considerations along with a professional society protocol reference.