T61 Toxic effect of noxious substances eaten as seafood
ICD-10-CM category T61 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 72 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
T61.0 Ciguatera fish poisoningT61.01 Ciguatera fish poisoning, accidental (unintentional)T61.02 Ciguatera fish poisoning, intentional self-harmT61.03 Ciguatera fish poisoning, assaultT61.04 Ciguatera fish poisoning, undeterminedT61.1 Scombroid fish poisoningT61.11 Scombroid fish poisoning, accidental (unintentional)T61.12 Scombroid fish poisoning, intentional self-harmT61.13 Scombroid fish poisoning, assaultT61.14 Scombroid fish poisoning, undeterminedT61.7 Other fish and shellfish poisoningT61.77 Other fish poisoningT61.771 Other fish poisoning, accidental (unintentional)T61.772 Other fish poisoning, intentional self-harmT61.773 Other fish poisoning, assaultT61.774 Other fish poisoning, undeterminedT61.78 Other shellfish poisoningT61.781 Other shellfish poisoning, accidental (unintentional)T61.782 Other shellfish poisoning, intentional self-harmT61.783 Other shellfish poisoning, assaultT61.784 Other shellfish poisoning, undeterminedT61.8 Toxic effect of other seafoodT61.8X Toxic effect of other seafoodT61.8X1 Toxic effect of other seafood, accidental (unintentional)T61.8X2 Toxic effect of other seafood, intentional self-harmT61.8X3 Toxic effect of other seafood, assaultT61.8X4 Toxic effect of other seafood, undeterminedT61.9 Toxic effect of unspecified seafoodT61.91 Toxic effect of unsp seafood, accidental (unintentional)T61.92 Toxic effect of unspecified seafood, intentional self-harmT61.93 Toxic effect of unspecified seafood, assaultT61.94 Toxic effect of unspecified seafood, undetermined
Billable codes in T61
| Code | Description |
|---|---|
T61.01XA | Ciguatera fish poisoning, accidental (unintentional), initial encounter |
T61.01XD | Ciguatera fish poisoning, accidental (unintentional), subsequent encounter |
T61.01XS | Ciguatera fish poisoning, accidental (unintentional), sequela |
T61.02XA | Ciguatera fish poisoning, intentional self-harm, initial encounter |
T61.02XD | Ciguatera fish poisoning, intentional self-harm, subsequent encounter |
T61.02XS | Ciguatera fish poisoning, intentional self-harm, sequela |
T61.03XA | Ciguatera fish poisoning, assault, initial encounter |
T61.03XD | Ciguatera fish poisoning, assault, subsequent encounter |
T61.03XS | Ciguatera fish poisoning, assault, sequela |
T61.04XA | Ciguatera fish poisoning, undetermined, initial encounter |
T61.04XD | Ciguatera fish poisoning, undetermined, subsequent encounter |
T61.04XS | Ciguatera fish poisoning, undetermined, sequela |
T61.11XA | Scombroid fish poisoning, accidental (unintentional), initial encounter |
T61.11XD | Scombroid fish poisoning, accidental (unintentional), subsequent encounter |
T61.11XS | Scombroid fish poisoning, accidental (unintentional), sequela |
T61.12XA | Scombroid fish poisoning, intentional self-harm, initial encounter |
T61.12XD | Scombroid fish poisoning, intentional self-harm, subsequent encounter |
T61.12XS | Scombroid fish poisoning, intentional self-harm, sequela |
T61.13XA | Scombroid fish poisoning, assault, initial encounter |
T61.13XD | Scombroid fish poisoning, assault, subsequent encounter |
T61.13XS | Scombroid fish poisoning, assault, sequela |
T61.14XA | Scombroid fish poisoning, undetermined, initial encounter |
T61.14XD | Scombroid fish poisoning, undetermined, subsequent encounter |
T61.14XS | Scombroid fish poisoning, undetermined, sequela |
T61.771A | Other fish poisoning, accidental (unintentional), initial encounter |
T61.771D | Other fish poisoning, accidental (unintentional), subsequent encounter |
T61.771S | Other fish poisoning, accidental (unintentional), sequela |
T61.772A | Other fish poisoning, intentional self-harm, initial encounter |
T61.772D | Other fish poisoning, intentional self-harm, subsequent encounter |
T61.772S | Other fish poisoning, intentional self-harm, sequela |
T61.773A | Other fish poisoning, assault, initial encounter |
T61.773D | Other fish poisoning, assault, subsequent encounter |
T61.773S | Other fish poisoning, assault, sequela |
T61.774A | Other fish poisoning, undetermined, initial encounter |
T61.774D | Other fish poisoning, undetermined, subsequent encounter |
T61.774S | Other fish poisoning, undetermined, sequela |
T61.781A | Other shellfish poisoning, accidental (unintentional), initial encounter |
T61.781D | Other shellfish poisoning, accidental (unintentional), subsequent encounter |
T61.781S | Other shellfish poisoning, accidental (unintentional), sequela |
T61.782A | Other shellfish poisoning, intentional self-harm, initial encounter |
T61.782D | Other shellfish poisoning, intentional self-harm, subsequent encounter |
T61.782S | Other shellfish poisoning, intentional self-harm, sequela |
T61.783A | Other shellfish poisoning, assault, initial encounter |
T61.783D | Other shellfish poisoning, assault, subsequent encounter |
T61.783S | Other shellfish poisoning, assault, sequela |
T61.784A | Other shellfish poisoning, undetermined, initial encounter |
T61.784D | Other shellfish poisoning, undetermined, subsequent encounter |
T61.784S | Other shellfish poisoning, undetermined, sequela |
T61.8X1A | Toxic effect of other seafood, accidental (unintentional), initial encounter |
T61.8X1D | Toxic effect of other seafood, accidental (unintentional), subsequent encounter |
T61.8X1S | Toxic effect of other seafood, accidental (unintentional), sequela |
T61.8X2A | Toxic effect of other seafood, intentional self-harm, initial encounter |
T61.8X2D | Toxic effect of other seafood, intentional self-harm, subsequent encounter |
T61.8X2S | Toxic effect of other seafood, intentional self-harm, sequela |
T61.8X3A | Toxic effect of other seafood, assault, initial encounter |
T61.8X3D | Toxic effect of other seafood, assault, subsequent encounter |
T61.8X3S | Toxic effect of other seafood, assault, sequela |
T61.8X4A | Toxic effect of other seafood, undetermined, initial encounter |
T61.8X4D | Toxic effect of other seafood, undetermined, subsequent encounter |
T61.8X4S | Toxic effect of other seafood, undetermined, sequela |
T61.91XA | Toxic effect of unspecified seafood, accidental (unintentional), initial encounter |
T61.91XD | Toxic effect of unspecified seafood, accidental (unintentional), subsequent encounter |
T61.91XS | Toxic effect of unspecified seafood, accidental (unintentional), sequela |
T61.92XA | Toxic effect of unspecified seafood, intentional self-harm, initial encounter |
T61.92XD | Toxic effect of unspecified seafood, intentional self-harm, subsequent encounter |
T61.92XS | Toxic effect of unspecified seafood, intentional self-harm, sequela |
T61.93XA | Toxic effect of unspecified seafood, assault, initial encounter |
T61.93XD | Toxic effect of unspecified seafood, assault, subsequent encounter |
T61.93XS | Toxic effect of unspecified seafood, assault, sequela |
T61.94XA | Toxic effect of unspecified seafood, undetermined, initial encounter |
T61.94XD | Toxic effect of unspecified seafood, undetermined, subsequent encounter |
T61.94XS | Toxic effect of unspecified seafood, undetermined, sequela |
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