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T18.5

⚠ Non-billable (Header)

Foreign body in anus and rectum

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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Also Known As

Foreign body in rectosigmoid (junction)

⚠️ Excludes2

inherited from T18

Rules from parent category T18: Foreign body in alimentary tract

  • • foreign body in pharynx (T17.2-)

Child Codes (3)

T18.5XXAForeign body in anus and rectum, initial encounterT18.5XXDForeign body in anus and rectum, subsequent encounterT18.5XXSForeign body in anus and rectum, sequela

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Code Information

CodeT18.5
BillableNo — Header code
ParentT18
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)