Diphtheria 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
Diphtheria
antitoxinT50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
toxoidT50.A91T50.A92T50.A93T50.A94T50.A95T50.A96
with tetanus toxoidT50.A21T50.A22T50.A23T50.A24T50.A25T50.A26
with pertussis componentT50.A11T50.A12T50.A13T50.A14T50.A15T50.A16
vaccineT50.A91T50.A92T50.A93T50.A94T50.A95T50.A96
combination
including pertussisT50.A11T50.A12T50.A13T50.A14T50.A15T50.A16
without pertussisT50.A21T50.A22T50.A23T50.A24T50.A25T50.A26

What the antitoxin codes mean

  • T50.Z11 Poisoning by immunoglobulin, accidental (unintentional)
  • T50.Z12 Poisoning by immunoglobulin, intentional self-harm
  • T50.Z13 Poisoning by immunoglobulin, assault
  • T50.Z14 Poisoning by immunoglobulin, undetermined
  • T50.Z15 Adverse effect of immunoglobulin
  • T50.Z16 Underdosing of immunoglobulin