 
| PCS-2023 > 0 > 0N > 0N9 > 0N97 | 
| 0N9 | Head and Facial Bones, Drainage | |
| Info: | Drainage: Taking or letting out fluids and/or gases from a body part | |
| 0N97 | Drainage, Occipital Bone | |
| 0N970 | Open | |
| 0N9700 | Drainage Device | |
| 0N9700Z | Drainage of Occipital Bone with Drainage Device, Open Approach | |
| 0N970Z | No Device | |
| 0N970ZX | Drainage of Occipital Bone, Open Approach, Diagnostic | |
| 0N970ZZ | Drainage of Occipital Bone, Open Approach | |
| 0N973 | Percutaneous | |
| 0N9730 | Drainage Device | |
| 0N9730Z | Drainage of Occipital Bone with Drainage Device, Percutaneous Approach | |
| 0N973Z | No Device | |
| 0N973ZX | Drainage of Occipital Bone, Percutaneous Approach, Diagnostic | |
| 0N973ZZ | Drainage of Occipital Bone, Percutaneous Approach | |
| 0N974 | Percutaneous Endoscopic | |
| 0N9740 | Drainage Device | |
| 0N9740Z | Drainage of Occipital Bone with Drainage Device, Percutaneous Endoscopic Approach | |
| 0N974Z | No Device | |
| 0N974ZX | Drainage of Occipital Bone, Percutaneous Endoscopic Approach, Diagnostic | |
| 0N974ZZ | Drainage of Occipital Bone, Percutaneous Endoscopic Approach | |
| ICD-10-CM-2023 Code Search Engine and PCS-2023 Code Search Engine |