| 0NW000Z | Revision of Drainage Device in Skull, Open Approach |
| 0NW003Z | Revision of Infusion Device in Skull, Open Approach |
| 0NW004Z | Revision of Internal Fixation Device in Skull, Open Approach |
| 0NW005Z | Revision of External Fixation Device in Skull, Open Approach |
| 0NW007Z | Revision of Autologous Tissue Substitute in Skull, Open Approach |
| 0NW00JZ | Revision of Synthetic Substitute in Skull, Open Approach |
| 0NW00KZ | Revision of Nonautologous Tissue Substitute in Skull, Open Approach |
| 0NW00MZ | Revision of Bone Growth Stimulator in Skull, Open Approach |
| 0NW00NZ | Revision of Neurostimulator Generator in Skull, Open Approach |
| 0NW00SZ | Revision of Hearing Device in Skull, Open Approach |
| 0NW030Z | Revision of Drainage Device in Skull, Percutaneous Approach |
| 0NW033Z | Revision of Infusion Device in Skull, Percutaneous Approach |
| 0NW034Z | Revision of Internal Fixation Device in Skull, Percutaneous Approach |
| 0NW035Z | Revision of External Fixation Device in Skull, Percutaneous Approach |
| 0NW037Z | Revision of Autologous Tissue Substitute in Skull, Percutaneous Approach |
| 0NW03JZ | Revision of Synthetic Substitute in Skull, Percutaneous Approach |
| 0NW03KZ | Revision of Nonautologous Tissue Substitute in Skull, Percutaneous Approach |
| 0NW03MZ | Revision of Bone Growth Stimulator in Skull, Percutaneous Approach |
| 0NW03SZ | Revision of Hearing Device in Skull, Percutaneous Approach |
| 0NW043Z | Revision of Infusion Device in Skull, Percutaneous Endoscopic Approach |
| 0NW044Z | Revision of Internal Fixation Device in Skull, Percutaneous Endoscopic Approach |
| 0NW045Z | Revision of External Fixation Device in Skull, Percutaneous Endoscopic Approach |
| 0NW047Z | Revision of Autologous Tissue Substitute in Skull, Percutaneous Endoscopic Approach |
| 0NW04JZ | Revision of Synthetic Substitute in Skull, Percutaneous Endoscopic Approach |
| 0NW04KZ | Revision of Nonautologous Tissue Substitute in Skull, Percutaneous Endoscopic Approach |
| 0NW04MZ | Revision of Bone Growth Stimulator in Skull, Percutaneous Endoscopic Approach |
| 0NW04SZ | Revision of Hearing Device in Skull, Percutaneous Endoscopic Approach |
| 0NW0X0Z | Revision of Drainage Device in Skull, External Approach |
| 0NW0X3Z | Revision of Infusion Device in Skull, External Approach |
| 0NW0X4Z | Revision of Internal Fixation Device in Skull, External Approach |
| 0NW0X5Z | Revision of External Fixation Device in Skull, External Approach |
| 0NW0X7Z | Revision of Autologous Tissue Substitute in Skull, External Approach |
| 0NW0XJZ | Revision of Synthetic Substitute in Skull, External Approach |
| 0NW0XKZ | Revision of Nonautologous Tissue Substitute in Skull, External Approach |
| 0NW0XMZ | Revision of Bone Growth Stimulator in Skull, External Approach |
| 0NW0XSZ | Revision of Hearing Device in Skull, External Approach |
