| T44.0X1 | Poisoning by anticholinesterase agents, accidental (unintentional) | NON-BILLABLE CODE |
| T44.0X1A | Poisoning by anticholinesterase agents, accidental (unintentional), initial encounter | BILLABLE CODE |
| T44.0X1D | Poisoning by anticholinesterase agents, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T44.0X1S | Poisoning by anticholinesterase agents, accidental (unintentional), sequela | BILLABLE CODE |
| T44.0X2 | Poisoning by anticholinesterase agents, intentional self-harm | NON-BILLABLE CODE |
| T44.0X2A | Poisoning by anticholinesterase agents, intentional self-harm, initial encounter | BILLABLE CODE |
| T44.0X2D | Poisoning by anticholinesterase agents, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T44.0X2S | Poisoning by anticholinesterase agents, intentional self-harm, sequela | BILLABLE CODE |
| T44.0X3 | Poisoning by anticholinesterase agents, assault | NON-BILLABLE CODE |
| T44.0X3A | Poisoning by anticholinesterase agents, assault, initial encounter | BILLABLE CODE |
| T44.0X3D | Poisoning by anticholinesterase agents, assault, subsequent encounter | BILLABLE CODE |
| T44.0X3S | Poisoning by anticholinesterase agents, assault, sequela | BILLABLE CODE |
| T44.0X4 | Poisoning by anticholinesterase agents, undetermined | NON-BILLABLE CODE |
| T44.0X4A | Poisoning by anticholinesterase agents, undetermined, initial encounter | BILLABLE CODE |
| T44.0X4D | Poisoning by anticholinesterase agents, undetermined, subsequent encounter | BILLABLE CODE |
| T44.0X4S | Poisoning by anticholinesterase agents, undetermined, sequela | BILLABLE CODE |
| T44.0X5 | Adverse effect of anticholinesterase agents | NON-BILLABLE CODE |
| T44.0X5A | Adverse effect of anticholinesterase agents, initial encounter | BILLABLE CODE |
| T44.0X5D | Adverse effect of anticholinesterase agents, subsequent encounter | BILLABLE CODE |
| T44.0X5S | Adverse effect of anticholinesterase agents, sequela | BILLABLE CODE |
| T44.0X6 | Underdosing of anticholinesterase agents | NON-BILLABLE CODE |
| T44.0X6A | Underdosing of anticholinesterase agents, initial encounter | BILLABLE CODE |
| T44.0X6D | Underdosing of anticholinesterase agents, subsequent encounter | BILLABLE CODE |
| T44.0X6S | Underdosing of anticholinesterase agents, sequela | BILLABLE CODE |
