 
| PCS-2023 > 0 > 09 > 099 > 099N | 
| 099 | Ear, Nose, Sinus, Drainage | |
| Info: | Drainage: Taking or letting out fluids and/or gases from a body part | |
| 099N | Drainage, Nasopharynx | |
| 099N0 | Open | |
| 099N00 | Drainage Device | |
| 099N00Z | Drainage of Nasopharynx with Drainage Device, Open Approach | |
| 099N0Z | No Device | |
| 099N0ZX | Drainage of Nasopharynx, Open Approach, Diagnostic | |
| 099N0ZZ | Drainage of Nasopharynx, Open Approach | |
| 099N3 | Percutaneous | |
| 099N30 | Drainage Device | |
| 099N30Z | Drainage of Nasopharynx with Drainage Device, Percutaneous Approach | |
| 099N3Z | No Device | |
| 099N3ZX | Drainage of Nasopharynx, Percutaneous Approach, Diagnostic | |
| 099N3ZZ | Drainage of Nasopharynx, Percutaneous Approach | |
| 099N4 | Percutaneous Endoscopic | |
| 099N40 | Drainage Device | |
| 099N40Z | Drainage of Nasopharynx with Drainage Device, Percutaneous Endoscopic Approach | |
| 099N4Z | No Device | |
| 099N4ZX | Drainage of Nasopharynx, Percutaneous Endoscopic Approach, Diagnostic | |
| 099N4ZZ | Drainage of Nasopharynx, Percutaneous Endoscopic Approach | |
| 099N7 | Via Natural or Artificial Opening | |
| 099N70 | Drainage Device | |
| 099N70Z | Drainage of Nasopharynx with Drainage Device, Via Natural or Artificial Opening | |
| 099N7Z | No Device | |
| 099N7ZX | Drainage of Nasopharynx, Via Natural or Artificial Opening, Diagnostic | |
| 099N7ZZ | Drainage of Nasopharynx, Via Natural or Artificial Opening | |
| 099N8 | Via Natural or Artificial Opening Endoscopic | |
| 099N80 | Drainage Device | |
| 099N80Z | Drainage of Nasopharynx with Drainage Device, Via Natural or Artificial Opening Endoscopic | |
| 099N8Z | No Device | |
| 099N8ZX | Drainage of Nasopharynx, Via Natural or Artificial Opening Endoscopic, Diagnostic | |
| 099N8ZZ | Drainage of Nasopharynx, Via Natural or Artificial Opening Endoscopic | |
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