| 099G00Z | Drainage of Left Eustachian Tube with Drainage Device, Open Approach |
| 099G0ZX | Drainage of Left Eustachian Tube, Open Approach, Diagnostic |
| 099G0ZZ | Drainage of Left Eustachian Tube, Open Approach |
| 099G30Z | Drainage of Left Eustachian Tube with Drainage Device, Percutaneous Approach |
| 099G3ZX | Drainage of Left Eustachian Tube, Percutaneous Approach, Diagnostic |
| 099G3ZZ | Drainage of Left Eustachian Tube, Percutaneous Approach |
| 099G40Z | Drainage of Left Eustachian Tube with Drainage Device, Percutaneous Endoscopic Approach |
| 099G4ZX | Drainage of Left Eustachian Tube, Percutaneous Endoscopic Approach, Diagnostic |
| 099G4ZZ | Drainage of Left Eustachian Tube, Percutaneous Endoscopic Approach |
| 099G70Z | Drainage of Left Eustachian Tube with Drainage Device, Via Natural or Artificial Opening |
| 099G7ZX | Drainage of Left Eustachian Tube, Via Natural or Artificial Opening, Diagnostic |
| 099G7ZZ | Drainage of Left Eustachian Tube, Via Natural or Artificial Opening |
| 099G80Z | Drainage of Left Eustachian Tube with Drainage Device, Via Natural or Artificial Opening Endoscopic |
| 099G8ZX | Drainage of Left Eustachian Tube, Via Natural or Artificial Opening Endoscopic, Diagnostic |
