ICD-10-CM 2027
ICD-10 code for foreign reaction
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Reaction › foreign”. Page updated September 29, 2026.
About coding foreign reaction
The official ICD-10-CM index doesn't give a single default code for foreign reaction; the code depends on the details below.
More specific foreign reaction codes (official index)
- body NEC
- in operative wound (inadvertently left)
- substance accidentally left during a procedure (chemical) (powder) (talc) T81.60 — Unspecified acute reaction to foreign substance accidentally left during a procedure
- aseptic peritonitis T81.61 — Aseptic peritonitis due to foreign substance accidentally left during a procedure
- body or object (instrument) (sponge) (swab)
- specified reaction NEC T81.69 — Other acute reaction to foreign substance accidentally left during a procedure