Y90 Evidence of alcohol involvement determined by blood alcohol level

Category / Non-billable header 10 subcodes

Block: Supplementary factors related to causes of morbidity classified elsewhere (Y90-Y99)

Code First

  • any associated alcohol related disorders (F10)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
Y90..0 Blood alcohol level of less than 20 mg/100 ml Yes
Y90..1 Blood alcohol level of 20-39 mg/100 ml Yes
Y90..2 Blood alcohol level of 40-59 mg/100 ml Yes
Y90..3 Blood alcohol level of 60-79 mg/100 ml Yes
Y90..4 Blood alcohol level of 80-99 mg/100 ml Yes
Y90..5 Blood alcohol level of 100-119 mg/100 ml Yes
Y90..6 Blood alcohol level of 120-199 mg/100 ml Yes
Y90..7 Blood alcohol level of 200-239 mg/100 ml Yes
Y90..8 Blood alcohol level of 240 mg/100 ml or more Yes
Y90..9 Presence of alcohol in blood, level not specified Yes

Last reviewed: September 2026