 ICD-9-CM Procedure 20
 Other operations on middle and inner ear- 20 is a non-specific code that should not be used to specify a procedure
 ICD-9-CM Procedure 20.01
Myringotomy with insertion of tube- 20.01 is a specific code that can be used to specify a procedure
- 20.01 contains 9 index entries
- ICD-9-CM Procedure 20.09
Other myringotomy - 20.09 is a specific code that can be used to specify a procedure
- 20.09 contains 6 index entries
- ICD-9-CM Procedure 20.1
Removal of tympanostomy tube - 20.1 is a specific code that can be used to specify a procedure
- 20.1 contains 8 index entries
- ICD-9-CM Procedure 20.2
Incision of mastoid and middle ear - 20.2 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.21
Incision of mastoid - 20.21 is a specific code that can be used to specify a procedure
- 20.21 contains 3 index entries
- ICD-9-CM Procedure 20.22
Incision of petrous pyramid air cells - 20.22 is a specific code that can be used to specify a procedure
- 20.22 contains 10 index entries
- ICD-9-CM Procedure 20.23
Incision of middle ear - 20.23 is a specific code that can be used to specify a procedure
- 20.23 contains 10 index entries
- ICD-9-CM Procedure 20.3
Diagnostic procedures on middle and inner ear - 20.3 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.31
Electrocochleography - 20.31 is a specific code that can be used to specify a procedure
- 20.31 contains 1 index entry
- ICD-9-CM Procedure 20.32
Biopsy of middle and inner ear - 20.32 is a specific code that can be used to specify a procedure
- 20.32 contains 1 index entry
- ICD-9-CM Procedure 20.39
Other diagnostic procedures on middle and inner ear - 20.39 is a specific code that can be used to specify a procedure
- 20.39 contains 2 index entries
- ICD-9-CM Procedure 20.41
Simple mastoidectomy - 20.41 is a specific code that can be used to specify a procedure
- 20.41 contains 6 index entries
- ICD-9-CM Procedure 20.42
Radical mastoidectomy - 20.42 is a specific code that can be used to specify a procedure
- 20.42 contains 3 index entries
- ICD-9-CM Procedure 20.49
Other mastoidectomy - 20.49 is a specific code that can be used to specify a procedure
- 20.49 contains 8 index entries
- ICD-9-CM Procedure 20.5
Other excision of middle ear - 20.5 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.51
Excision of lesion of middle ear - 20.51 is a specific code that can be used to specify a procedure
- 20.51 contains 5 index entries
- ICD-9-CM Procedure 20.59
Other - 20.59 is a specific code that can be used to specify a procedure
- 20.59 contains 7 index entries
- ICD-9-CM Procedure 20.6
Fenestration of inner ear - A surgical procedure producing an opening from the external auditory canal to the membranous labyrinth, in order to improve conductive hearing loss.
- The surgical creation of a new opening in the labyrinth of the ear for the restoration of hearing in cases of OTOSCLEROSIS. (Dorland, 27th ed)
- 20.6 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.61
Fenestration of inner ear (initial) - 20.61 is a specific code that can be used to specify a procedure
- 20.61 contains 7 index entries
- ICD-9-CM Procedure 20.62
Revision of fenestration of inner ear - 20.62 is a specific code that can be used to specify a procedure
- 20.62 contains 2 index entries
- ICD-9-CM Procedure 20.7
Incision, excision, and destruction of inner ear - 20.7 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.71
Endolymphatic shunt - Surgical fistulization of the membranous labyrinth of the inner ear with mastoid, subarachnoid or cochlear shunt. This procedure is used in the treatment of Meniere's disease.
- 20.71 is a specific code that can be used to specify a procedure
- 20.71 contains 4 index entries
- ICD-9-CM Procedure 20.72
Injection into inner ear - 20.72 is a specific code that can be used to specify a procedure
- 20.72 contains 8 index entries
- ICD-9-CM Procedure 20.79
Other incision, excision and destruction of inner ear - A surgical procedure producing an opening from the external auditory canal to the membranous labyrinth, in order to improve conductive hearing loss.
- The surgical creation of a new opening in the labyrinth of the ear for the restoration of hearing in cases of OTOSCLEROSIS. (Dorland, 27th ed)
- 20.79 is a specific code that can be used to specify a procedure
- 20.79 contains 28 index entries
- ICD-9-CM Procedure 20.8
Operations on eustachian tube - 20.8 is a specific code that can be used to specify a procedure
- 20.8 contains 8 index entries
- ICD-9-CM Procedure 20.9
Other operations on inner and middle ear - 20.9 is a non-specific code that should not be used to specify a procedure
- ICD-9-CM Procedure 20.91
Tympanosympathectomy - 20.91 is a specific code that can be used to specify a procedure
- 20.91 contains 3 index entries
- ICD-9-CM Procedure 20.92
Revision of mastoidectomy - 20.92 is a specific code that can be used to specify a procedure
- 20.92 contains 2 index entries
- ICD-9-CM Procedure 20.93
Repair of oval and round windows - 20.93 is a specific code that can be used to specify a procedure
- 20.93 contains 3 index entries
- ICD-9-CM Procedure 20.94
Injection of tympanum - 20.94 is a specific code that can be used to specify a procedure
- 20.94 contains 1 index entry
- ICD-9-CM Procedure 20.95
Implantation of electromagnetic bearing device - A hearing aid is wearable sound-amplifying device that is intended to compensate for impaired hearing. This generic type of device includes the air-conduction hearing aid and the bone-conduction hearing aid, but excludes the group hearing aid or group auditory trainer (Sec. 874.3320), master hearing aid (Sec. 874.3330), and tinnitus masker (Sec. 874.3400).
- 20.95 is a specific code that can be used to specify a procedure
- 20.95 contains 1 index entry
- ICD-9-CM Procedure 20.96
Implantation or replacement of cochlear prosthetic device, not otherwise specified - Surgical insertion of an electronic hearing device (COCHLEAR IMPLANTS) with electrodes to the COCHLEAR NERVE in the inner ear to create sound sensation in patients with residual nerve fibers.
- 20.96 is a specific code that can be used to specify a procedure
- 20.96 contains 5 index entries
- ICD-9-CM Procedure 20.97
Implantation or replacement of cochlear prosthetic device, single channel - 20.97 is a specific code that can be used to specify a procedure
- 20.97 contains 4 index entries
- ICD-9-CM Procedure 20.98
Implantation or replacement of cochlear prosthetic device, multiple channel - 20.98 is a specific code that can be used to specify a procedure
- 20.98 contains 4 index entries
- ICD-9-CM Procedure 20.99
Other operations on middle and inner ear - 20.99 is a specific code that can be used to specify a procedure
- 20.99 contains 9 index entries
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