| 090207Z | Alteration of Bilateral External Ear with Autologous Tissue Substitute, Open Approach |
| 09020JZ | Alteration of Bilateral External Ear with Synthetic Substitute, Open Approach |
| 09020KZ | Alteration of Bilateral External Ear with Nonautologous Tissue Substitute, Open Approach |
| 09020ZZ | Alteration of Bilateral External Ear, Open Approach |
| 090237Z | Alteration of Bilateral External Ear with Autologous Tissue Substitute, Percutaneous Approach |
| 09023JZ | Alteration of Bilateral External Ear with Synthetic Substitute, Percutaneous Approach |
| 09023KZ | Alteration of Bilateral External Ear with Nonautologous Tissue Substitute, Percutaneous Approach |
| 09023ZZ | Alteration of Bilateral External Ear, Percutaneous Approach |
| 090247Z | Alteration of Bilateral External Ear with Autologous Tissue Substitute, Percutaneous Endoscopic Approach |
| 09024JZ | Alteration of Bilateral External Ear with Synthetic Substitute, Percutaneous Endoscopic Approach |
| 09024KZ | Alteration of Bilateral External Ear with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach |
| 09024ZZ | Alteration of Bilateral External Ear, Percutaneous Endoscopic Approach |
| 0902X7Z | Alteration of Bilateral External Ear with Autologous Tissue Substitute, External Approach |
| 0902XJZ | Alteration of Bilateral External Ear with Synthetic Substitute, External Approach |
| 0902XZZ | Alteration of Bilateral External Ear, External Approach |
