Mind your modifiers: Confusing assistant-at-surgery and co-surgery will cost you money

Why This Topic Matters

Misclassifying surgical roles can change payment and claim handling, so understanding the general differences between co-surgery, assistant-at-surgery, and separate procedures helps support accurate reporting and reimbursement.

Article Sections

1. Overview of co-surgery vs. assistant-at-surgery

   Introduces the general distinction between two-surgeon procedures and assistant-surgeon scenarios, with emphasis on reimbursement impact and documentation review.

2. Documentation and reporting considerations

   Discusses operative report expectations and the broad reporting approach used when two surgeons participate in the same operation.

3. Examples of different surgical scenarios

   Reviews several broad situations involving two surgeons, including distinct procedures, assistance, and procedures that may not permit shared reporting.

4. Medicare fee schedule indicators

   Summarizes the Medicare physician fee schedule indicators referenced for co-surgery and assistant-at-surgery claims and their general role in claim adjudication.