T65.821D Toxic effect of harmful algae and algae toxins, accidental (unintentional), subsequent encounter
Billable / valid for submission ICD10CM Release FY2026
Short description: Toxic effect of harmful algae and algae toxins, acc, subs
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|---|---|---|---|
| FY2026 | 2025-10-01 | current | Toxic effect of harmful algae and algae toxins, accidental (unintentional), subsequent encounter | yes |
Related codes in T65
- T65 Toxic effect of other and unspecified substances
- T65.0 Toxic effect of cyanides
- T65.0X Toxic effect of cyanides
- T65.0X1 Toxic effect of cyanides, accidental (unintentional)
- T65.0X1A Toxic effect of cyanides, accidental (unintentional), initial encounter
- T65.0X1D Toxic effect of cyanides, accidental (unintentional), subsequent encounter
- T65.0X1S Toxic effect of cyanides, accidental (unintentional), sequela
- T65.0X2 Toxic effect of cyanides, intentional self-harm
- T65.0X2A Toxic effect of cyanides, intentional self-harm, initial encounter
- T65.0X2D Toxic effect of cyanides, intentional self-harm, subsequent encounter
- T65.0X2S Toxic effect of cyanides, intentional self-harm, sequela
- T65.0X3 Toxic effect of cyanides, assault
- T65.0X3A Toxic effect of cyanides, assault, initial encounter
- T65.0X3D Toxic effect of cyanides, assault, subsequent encounter
- T65.0X3S Toxic effect of cyanides, assault, sequela
- T65.0X4 Toxic effect of cyanides, undetermined
- T65.0X4A Toxic effect of cyanides, undetermined, initial encounter
- T65.0X4D Toxic effect of cyanides, undetermined, subsequent encounter
- T65.0X4S Toxic effect of cyanides, undetermined, sequela
- T65.1 Toxic effect of strychnine and its salts