ICD10BillableValid for clinical use

ICD-10 Code T88.6: Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered

T88.6 is a billable ICD-10 diagnosis code used to classify Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Injury, poisoning and certain other consequences of external causes (S00-T88).

When is it used?

  • May be used when a clinician documents anaphylactic reaction due to adverse effect of correct drug or medicament properly administered in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
19Injury, poisoning and certain other consequences of external causes (S00-T88)
block
T07-T88Injury, poisoning and certain other consequences of external causes
block
T80-T88Complications of surgical and medical care, not elsewhere classified
category
T88Other complications of surgical and medical care, not elsewhere classified
currentT88

Official coding notes

Inclusion terms
  • Anaphylactic shock due to adverse effect of correct drug or medicament properly administered
  • Anaphylactoid reaction NOS
Applicable to
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Excludes1 (do not code together)
  • anaphylactic reaction due to serum (T80.5-)
  • anaphylactic shock or reaction due to adverse food reaction (T78.0-)
Use additional code
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Emergency Medicine SpecialistOrthopedic Specialist

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
T88.6

Common synonyms

Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered

Frequently asked questions

Code details

CodeT88.6
SystemICD10
Display nameAnaphylactic reaction due to adverse effect of correct drug or medicament properly administered
ChapterInjury, poisoning and certain other consequences of external causes (S00-T88)
BlockComplications of surgical and medical care, not elsewhere classified

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Allergy, allergic(reaction) (to)ShockShock

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.