Modifier GC
Service performed in part by a resident under the direction of a teaching physician
✅ When to Use Modifier GC
This service has been performed in part by a resident under the direction of a
📋 Documentation Requirements
Teaching physician attestation.
Modifier GC FAQ
What does modifier GC mean? +
Service performed in part by a resident under the direction of a teaching physician
When should I use modifier GC? +
This service has been performed in part by a resident under the direction of a
When should I NOT use modifier GC? +
Avoid appending this modifier if the documentation does not support its use.
What documentation is required for modifier GC? +
Teaching physician attestation.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on April 24, 2026.
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