ICD-10-CM Book 2024 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 19 S00-T88 Injury, poisoning and certain other consequences of external causes /
T36-T50 Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances /
T45 Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified

  Billable ICD-10-CM Code T45.3X6A
T45.3X6A
Underdosing of enzymes, initial encounter
nonPrimary
Yes