| T63.331 | Toxic effect of venom of brown recluse spider, accidental (unintentional) | NON-BILLABLE CODE |
| T63.331A | Toxic effect of venom of brown recluse spider, accidental (unintentional), initial encounter | BILLABLE CODE |
| T63.331D | Toxic effect of venom of brown recluse spider, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T63.331S | Toxic effect of venom of brown recluse spider, accidental (unintentional), sequela | BILLABLE CODE |
| T63.332 | Toxic effect of venom of brown recluse spider, intentional self-harm | NON-BILLABLE CODE |
| T63.332A | Toxic effect of venom of brown recluse spider, intentional self-harm, initial encounter | BILLABLE CODE |
| T63.332D | Toxic effect of venom of brown recluse spider, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T63.332S | Toxic effect of venom of brown recluse spider, intentional self-harm, sequela | BILLABLE CODE |
| T63.333 | Toxic effect of venom of brown recluse spider, assault | NON-BILLABLE CODE |
| T63.333A | Toxic effect of venom of brown recluse spider, assault, initial encounter | BILLABLE CODE |
| T63.333D | Toxic effect of venom of brown recluse spider, assault, subsequent encounter | BILLABLE CODE |
| T63.333S | Toxic effect of venom of brown recluse spider, assault, sequela | BILLABLE CODE |
| T63.334 | Toxic effect of venom of brown recluse spider, undetermined | NON-BILLABLE CODE |
| T63.334A | Toxic effect of venom of brown recluse spider, undetermined, initial encounter | BILLABLE CODE |
| T63.334D | Toxic effect of venom of brown recluse spider, undetermined, subsequent encounter | BILLABLE CODE |
| T63.334S | Toxic effect of venom of brown recluse spider, undetermined, sequela | BILLABLE CODE |
