T44.991 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional).
Inclusion term
Poisoning by other drugs primarily affecting the autonomic nervous system NOS
Codes
T44.991A
Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), initial encounter
T44.991D
Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), subsequent encounter
T44.991S
Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), sequela
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code