Fentanyl ICD-10-CM Codes

From the ICD-10-CM 2027 Table of Drugs and Chemicals. Codes for poisoning, adverse effects and underdosing. Each code takes a 7th character: A (initial encounter), D (subsequent encounter) or S (sequela). Full Table of Drugs and Chemicals

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TermPoisoning, accidentalPoisoning, self-harmPoisoning, assaultPoisoning, undeterminedAdverse effectUnderdosing
Fentanyl (analogs)T40.411T40.412T40.413T40.414T40.415T40.416

What the Fentanyl codes mean

  • T40.411 Poisoning by fentanyl or fentanyl analogs, accidental (unintentional)
  • T40.412 Poisoning by fentanyl or fentanyl analogs, intentional self-harm
  • T40.413 Poisoning by fentanyl or fentanyl analogs, assault
  • T40.414 Poisoning by fentanyl or fentanyl analogs, undetermined
  • T40.415 Adverse effect of fentanyl or fentanyl analogs
  • T40.416 Underdosing of fentanyl or fentanyl analogs