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T78.05

⚠ Non-billable (Header)

Anaphylactic reaction due to tree nuts and seeds

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

direct

May be coded together if both conditions coexist

  • • anaphylactic reaction due to peanuts (T78.01)

Child Codes (3)

T78.05XAAnaphylactic reaction due to tree nuts and seeds, initial encounterT78.05XDAnaphylactic reaction due to tree nuts and seeds, subsequent encounterT78.05XSAnaphylactic reaction due to tree nuts and seeds, sequela

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Code Information

CodeT78.05
BillableNo — Header code
ParentT78.0
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes21 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)