Modifier 66- Surgical Team

Modifier 66 is used when a highly complex procedure requires a coordinated surgical team of multiple physicians working together.

What is Modifier 66?

Modifier 66 tells insurance payers that a procedure required the combined skills of a surgical team because of its complexity or specialized nature.

When to Use Modifier 66

• A complex procedure requires multiple physicians
• A surgical team performs the operation together
• The procedure involves specialized expertise
• Documentation supports team-based surgical care

Billing Example

A multidisciplinary surgical team performs a highly complex procedure requiring several physicians with different specialties. Modifier 66 may be appended when payer guidelines are met.

Documentation Tips

• Document why a surgical team was medically necessary
• Identify each physician's role during the procedure
• Include detailed operative reports
• Verify payer-specific requirements before billing

Common Denial Reasons

• Procedure does not qualify for Modifier 66
• Medical necessity for a surgical team is not documented
• Incomplete operative reports
• Incorrect modifier selection