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T81.81

⚠ Non-billable (Header)

Complication of inhalation therapy

Injury, poisoning and certain other consequences of external causes (S00-T88)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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⚠️ Excludes2

inherited from T81.8

Rules from parent category T81.8: Other complications of procedures, not elsewhere classified

  • • hypothermia following anesthesia (T88.51)
  • • malignant hyperpyrexia due to anesthesia (T88.3)

Child Codes (3)

T81.81XAComplication of inhalation therapy, initial encounterT81.81XDComplication of inhalation therapy, subsequent encounterT81.81XSComplication of inhalation therapy, sequela

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Code Information

CodeT81.81
BillableNo — Header code
ParentT81.8
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes22 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)