Payer’s conversion to open rule the only one that counts

Why This Topic Matters

Conversion-to-open cases are common enough to create recurring coding uncertainty, and the correct reporting approach can change depending on the payer. Understanding the differences helps reduce denials, support documentation, and match claims to the applicable reporting policy.

Article Sections

1. Medicare

   Summarizes Medicare guidance for procedures that begin one way and are completed another, including related coding references and documentation considerations.

2. CPT

   Describes the CPT framework for reporting converted procedures and notes that payer policies may vary.

3. American College of Surgeons

   Reviews ACS recommendations for reporting converted procedures and the supporting documentation it suggests.

4. Your payer

   Explains that individual payer policies may differ and highlights the importance of checking carrier-specific guidance and denial patterns.

5. Diagnostic laparoscopy converted to open

   Addresses reporting considerations when a diagnostic laparoscopy is followed by open surgery, including a related exception discussed in the article.