R06.5 is the ICD-10 code for Mouth breathing. It is a four-character subcategory of R06 (Abnormalities of breathing), the most specific level in the WHO edition. It belongs to the block R00–R09 (Symptoms and signs involving the circulatory and respiratory systems) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Subcategory (4 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R06.5 includes
Conditions and terms that are coded here.
- Snoring
What R06.5 excludes
Conditions that look similar but belong under another code.
- dry mouth NOS R68.2
R06.5 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R06.5Munnpusting
DR065Mundånding
- DR065ASnorken
R06.5Suuhengitys
R06.5Mundatmung
R06.5Respiration par la bouche
R06.5mondademhaling
R06.5Mouth breathing
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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