ICD-10-CM · Chapter 19 · S00-T88
T61 Toxic effect of noxious substances eaten as seafood
Excludes 1 (cannot be coded together)
- allergic reaction to food, such as:
- anaphylactic reaction or shock due to adverse food reaction (T78.0-)
- bacterial foodborne intoxications (A05.-)
- dermatitis (L23.6, L25.4, L27.2)
- food protein-induced enterocolitis syndrome (K52.21)
- food protein-induced enteropathy (K52.22)
- gastroenteritis (noninfective) (K52.29)
- toxic effect of aflatoxin and other mycotoxins (T64)
- toxic effect of cyanides (T65.0-)
- toxic effect of harmful algae bloom (T65.82-)
- toxic effect of hydrogen cyanide (T57.3-)
- toxic effect of mercury (T56.1-)
- toxic effect of red tide (T65.82-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| T61..0 | Ciguatera fish poisoning | No |
| T61..01 | Ciguatera fish poisoning, accidental (unintentional) | No |
| T61..02 | Ciguatera fish poisoning, intentional self-harm | No |
| T61..03 | Ciguatera fish poisoning, assault | No |
| T61..04 | Ciguatera fish poisoning, undetermined | No |
| T61..1 | Scombroid fish poisoning | No |
| T61..11 | Scombroid fish poisoning, accidental (unintentional) | No |
| T61..12 | Scombroid fish poisoning, intentional self-harm | No |
| T61..13 | Scombroid fish poisoning, assault | No |
| T61..14 | Scombroid fish poisoning, undetermined | No |
| T61..7 | Other fish and shellfish poisoning | No |
| T61..77 | Other fish poisoning | No |
| T61..771 | Other fish poisoning, accidental (unintentional) | No |
| T61..772 | Other fish poisoning, intentional self-harm | No |
| T61..773 | Other fish poisoning, assault | No |
| T61..774 | Other fish poisoning, undetermined | No |
| T61..78 | Other shellfish poisoning | No |
| T61..781 | Other shellfish poisoning, accidental (unintentional) | No |
| T61..782 | Other shellfish poisoning, intentional self-harm | No |
| T61..783 | Other shellfish poisoning, assault | No |
| T61..784 | Other shellfish poisoning, undetermined | No |
| T61..8 | Toxic effect of other seafood | No |
| T61..8X | Toxic effect of other seafood | No |
| T61..8X1 | Toxic effect of other seafood, accidental (unintentional) | No |
| T61..8X2 | Toxic effect of other seafood, intentional self-harm | No |
| T61..8X3 | Toxic effect of other seafood, assault | No |
| T61..8X4 | Toxic effect of other seafood, undetermined | No |
| T61..9 | Toxic effect of unspecified seafood | No |
| T61..91 | Toxic effect of unspecified seafood, accidental (unintentional) | No |
| T61..92 | Toxic effect of unspecified seafood, intentional self-harm | No |
| T61..93 | Toxic effect of unspecified seafood, assault | No |
| T61..94 | Toxic effect of unspecified seafood, undetermined | No |
Last reviewed: September 2026