STEP I: Check for surgery CPT codes. If any codes listed below have the same start date as case, assign yes. If no, proceed to step II.
Surgical CPT Code |
Description |
69603 |
Revision mastoidectomy; resulting in tympanoplasty |
69631 |
Tympanoplasty without mastoidectomy , initial or revision; without ossicular chain reconstruction |
69632 |
Tympanoplasty without mastoidectomy, initial or revision; with ossicular chain reconstruction |
69633 |
Tympanoplasty without mastoidectomy, initial or revision; with ossicular chain reconstruction and synthetic prosthesis |
69635 |
Tympanoplasty with antrotomy or mastoidotomy; without ossicular chain reconstruction |
69636 |
Tympanoplasty with antrotomy or mastoidotomy; with ossicular chain reconstruction |
69637 |
Tympanoplasty with antrotomy or mastoidotomy; with ossicular chain reconstruction and synthetic prosthesis |
69641 |
Tympanoplasty with mastoidectomy; without ossicular chain reconstruction |
69642 |
Tympanoplasty with mastoidectomy; with ossicular chain reconstruction |
69643 |
Tympanoplasty with mastoidectomy; with intact or reconstructed wall, without ossicular chain reconstruction |
69644 |
Tympanoplasty with mastoidectomy; with intact or reconstructed wall, with ossicular chain reconstruction |
69645 |
Tympanoplasty with mastoidectomy; radical or complete, without ossicular chain reconstruction |
69646 |
Tympanoplasty with mastoidectomy; radical or complete, withossicular chain reconstruction |
69650 |
Stapes mobilization |
69660 |
Stapedectomy or stapedotomy with reestablishment of ossicular continuity, with or without use of foreign material |
69661 |
Stapedectomy or stapedotomy with reestablishment of ossicular continuity, with or without use of foreign material; with footplate drill out |
69662 |
Revision of stapedectomy or stapedotomy |
69666 |
Repair oval window fistula |
69667 |
Repair round window fistula |
69670 |
Mastoid obliteration |
69676 |
Tympanic neurectomy |
69799 |
Unlisted procedure, middle ear |
STEP II: Check Procedure text. If none of the following keywords are found, assign No and stop. If case matches on one keyword, proceed to step III.
- Tympanoplasty
- Mastoidectomy
- Cochlear
Step III: Check General Anesthesia Technique. If case returns General - ETT, assign Yes. If not, assign No.