| Section | 0 | Medical and Surgical |
| Body System | 9 | Ear, Nose, Sinus |
| Operation | 0 | Alteration: Modifying the anatomic structure of a body part without affecting the function of the body part |
| Body Part 0 External Ear, Right 1 External Ear, Left 2 External Ear, Bilateral K Nose |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic X External |
Device 7 Autologous Tissue Substitute J Synthetic Substitute K Nonautologous Tissue Substitute Z No Device |
Qualifier Z No Qualifier |