ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 20 V00-Y99 External causes of morbidity /
Y90-Y99 Supplementary factors related to causes of morbidity classified elsewhere /
Y99 External cause status

  Billable ICD-10-CM Code Y99.2
Y99.2
Volunteer activity
excludes1
activity of child or other family member assisting in compensated work of other family member (Y99.8)