Y90 Evidence of alcohol involvement determined by blood alcohol level
The ICD-10-CM code for Evidence of alcohol involvement determined by blood alcohol level is Y90 (FY2026). It is a non-billable category code — select a more specific code below for claims.
Classification
- Section
- Y90-Y99: Supplementary factors related to causes of morbidity classified elsewhere (Y90-Y99)
- Category Y90
- 11 codes (10 billable)
- FY2026 Status
- Stable since FY2024
Official Coding Guidelines
Blood alcohol level (Y90) with F10 condition documented5) Blood Alcohol Level A code from category Y90, Evidence of alcohol involvement determined by blood alcohol level, may be assigned when this information is documented and the patient’s provider has documented a condition classifiable to category F10, Alcohol related disorders. The blood alcohol level does not need to be documented by the patient’s provider in order for it to be coded. See Section I.B.14. for blood alcohol level documentation by clinicians other than patient's provider.
Used with any code in range A00.0-T88.9, Z00-Z991) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026