Other disorders of middle ear mastoid
Non-billable header
H74 is a non-billable header code. Use one of the more specific codes below.
Inclusion terms
Includes
- Note: Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition
Excludes2
Not included here — may be reported together when both conditions exist.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- mastoiditis (H70.-)
More specific codes H74
- H74.0TympanosclerosisHeader
- H74.1Adhesive middle ear diseaseHeader
- H74.2Discontinuity and dislocation of ear ossiclesHeader
- H74.3Other acquired abnormalities of ear ossiclesHeader
- H74.4Polyp of middle earHeader
- H74.8Other specified disorders of middle ear and mastoidHeader
- H74.9Unspecified disorder of middle ear and mastoidHeader
Related codes
- H65Nonsuppurative otitis mediaHeader
- H66Suppurative and unspecified otitis mediaHeader
- H67Otitis media in diseases classified elsewhereHeader
- H68Eustachian salpingitis and obstructionHeader
- H69Other and unspecified disorders of Eustachian tubeHeader
- H70Mastoiditis and related conditionsHeader
- H71Cholesteatoma of middle earHeader
- H72Perforation of tympanic membraneHeader
- H73Other disorders of tympanic membraneHeader
- H75Other disorders of middle ear and mastoid in diseases classified elsewhereHeader