| Section | 0 | Medical and Surgical |
| Body System | 9 | Ear, Nose, Sinus |
| Operation | W | Revision: Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device |
| Body Part 7 Tympanic Membrane, Right 8 Tympanic Membrane, Left 9 Auditory Ossicle, Right A Auditory Ossicle, Left |
Approach 0 Open 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic |
Device 7 Autologous Tissue Substitute J Synthetic Substitute K Nonautologous Tissue Substitute |
Qualifier Z No Qualifier |
| Body Part D Inner Ear, Right E Inner Ear, Left |
Approach 0 Open 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic |
Device S Hearing Device |
Qualifier Z No Qualifier |
| Body Part H Ear, Right J Ear, Left K Nose |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic 7 Via Natural or Artificial Opening 8 Via Natural or Artificial Opening Endoscopic X External |
Device 0 Drainage Device 7 Autologous Tissue Substitute D Intraluminal Device J Synthetic Substitute K Nonautologous Tissue Substitute |
Qualifier Z No Qualifier |
| Body Part Y Sinus |
Approach 0 Open 3 Percutaneous 4 Percutaneous Endoscopic X External |
Device 0 Drainage Device |
Qualifier Z No Qualifier |