H66 is the ICD-10 code for Suppurative and unspecified otitis media. It is a three-character category divided into 6 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block H65–H75 (Diseases of middle ear and mastoid) in Chapter VIII, Diseases of the ear and mastoid process.
- Code type
- Category (3 characters)
- Chapter
- VIII · H60–H95
- Classification
- WHO ICD-10, 2019 version
What H66 includes
Conditions and terms that are coded here.
- with myringitis
Coding notes
- Use additional code H72.-, if desired, to identify presence of perforated tympanic membrane.
Subcodes of H66
H66 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DH66Purulent og ikke specificeret mellemørebetændelse
H66Märkäinen tai määrittämätön välikorvan tulehdus
H66Eitrige und nicht näher bezeichnete Otitis media
H66Otite moyenne suppurée et sans précision
H66etterige en niet-gespecificeerde otitis media
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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