| 0K900ZX | Drainage of Head Muscle, Open Approach, Diagnostic |
| 0K900ZZ | Drainage of Head Muscle, Open Approach |
| 0K9030Z | Drainage of Head Muscle with Drainage Device, Percutaneous Approach |
| 0K903ZX | Drainage of Head Muscle, Percutaneous Approach, Diagnostic |
| 0K903ZZ | Drainage of Head Muscle, Percutaneous Approach |
| 0K9040Z | Drainage of Head Muscle with Drainage Device, Percutaneous Endoscopic Approach |
| 0K904ZX | Drainage of Head Muscle, Percutaneous Endoscopic Approach, Diagnostic |
| 0K904ZZ | Drainage of Head Muscle, Percutaneous Endoscopic Approach |
