ICD-10 block
Y90–Y98 Supplementary factors related to causes of morbidity and mortality classified elsewhere
The block Y90–Y98 of ICD-10 is titled “Supplementary factors related to causes of morbidity and mortality classified elsewhere”. It is part of Chapter XX, External causes of morbidity and mortality, and holds 6 groups.
Coding notes
- These categories may be used, if desired, to provide supplementary information concerning causes of morbidity and mortality. They are not to be used for single-condition coding in morbidity or mortality.
Codes in Y90–Y98
- Y90.0Blood alcohol level of less than 20 mg/100 ml
- Y90.1Blood alcohol level of 20-39 mg/100 ml
- Y90.2Blood alcohol level of 40-59 mg/100 ml
- Y90.3Blood alcohol level of 60-79 mg/100 ml
- Y90.4Blood alcohol level of 80-99 mg/100 ml
- Y90.5Blood alcohol level of 100-119 mg/100 ml
- Y90.6Blood alcohol level of 120-199 mg/100 ml
- Y90.7Blood alcohol level of 200-239 mg/100 ml
- Y90.8Blood alcohol level of 240 mg/100 ml or more
- Y90.9Presence of alcohol in blood, level not specified
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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