| T63.011 | Toxic effect of rattlesnake venom, accidental (unintentional) | NON-BILLABLE CODE |
| T63.011A | Toxic effect of rattlesnake venom, accidental (unintentional), initial encounter | BILLABLE CODE |
| T63.011D | Toxic effect of rattlesnake venom, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T63.011S | Toxic effect of rattlesnake venom, accidental (unintentional), sequela | BILLABLE CODE |
| T63.012 | Toxic effect of rattlesnake venom, intentional self-harm | NON-BILLABLE CODE |
| T63.012A | Toxic effect of rattlesnake venom, intentional self-harm, initial encounter | BILLABLE CODE |
| T63.012D | Toxic effect of rattlesnake venom, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T63.012S | Toxic effect of rattlesnake venom, intentional self-harm, sequela | BILLABLE CODE |
| T63.013 | Toxic effect of rattlesnake venom, assault | NON-BILLABLE CODE |
| T63.013A | Toxic effect of rattlesnake venom, assault, initial encounter | BILLABLE CODE |
| T63.013D | Toxic effect of rattlesnake venom, assault, subsequent encounter | BILLABLE CODE |
| T63.013S | Toxic effect of rattlesnake venom, assault, sequela | BILLABLE CODE |
| T63.014 | Toxic effect of rattlesnake venom, undetermined | NON-BILLABLE CODE |
| T63.014A | Toxic effect of rattlesnake venom, undetermined, initial encounter | BILLABLE CODE |
| T63.014D | Toxic effect of rattlesnake venom, undetermined, subsequent encounter | BILLABLE CODE |
| T63.014S | Toxic effect of rattlesnake venom, undetermined, sequela | BILLABLE CODE |
