T40.416✓ Billable
Underdosing of fentanyl or fentanyl analogs
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T36-T50Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
└T40.416Underdosing of fentanyl or fentanyl analogs
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