ICD-10-CM Book 2025 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 21 Z00-Z99 Factors influencing health status and contact with health services /
Z69-Z76 Persons encountering health services in other circumstances /
Z72 Problems related to lifestyle

  Billable ICD-10-CM Code Z72.821
Z72.821
Inadequate sleep hygiene
Bad sleep habits
Irregular sleep habits
Unhealthy sleep wake schedule
excludes1
insomnia (F51.0-, G47.0-)
nonPrimary
Yes