 
| PCS-2023 > 0 > 0W > 0W9 > 0W94 | 
| 0W9 | Anatomical Regions, General, Drainage | |
| Info: | Drainage: Taking or letting out fluids and/or gases from a body part | |
| 0W94 | Drainage, Upper Jaw | |
| 0W940 | Open | |
| 0W9400 | Drainage Device | |
| 0W9400Z | Drainage of Upper Jaw with Drainage Device, Open Approach | |
| 0W940Z | No Device | |
| 0W940ZX | Drainage of Upper Jaw, Open Approach, Diagnostic | |
| 0W940ZZ | Drainage of Upper Jaw, Open Approach | |
| 0W943 | Percutaneous | |
| 0W9430 | Drainage Device | |
| 0W9430Z | Drainage of Upper Jaw with Drainage Device, Percutaneous Approach | |
| 0W943Z | No Device | |
| 0W943ZX | Drainage of Upper Jaw, Percutaneous Approach, Diagnostic | |
| 0W943ZZ | Drainage of Upper Jaw, Percutaneous Approach | |
| 0W944 | Percutaneous Endoscopic | |
| 0W9440 | Drainage Device | |
| 0W9440Z | Drainage of Upper Jaw with Drainage Device, Percutaneous Endoscopic Approach | |
| 0W944Z | No Device | |
| 0W944ZX | Drainage of Upper Jaw, Percutaneous Endoscopic Approach, Diagnostic | |
| 0W944ZZ | Drainage of Upper Jaw, Percutaneous Endoscopic Approach | |
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