T40.996
Billable codeUnderdosing of other psychodysleptics [hallucinogens]
The ICD-10 code for underdosing of other psychodysleptics [hallucinogens] is T40.996.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T40.991Poisoning by other psychodysleptics [hallucinogens], accidental (unintentional)
- T40.992Poisoning by other psychodysleptics [hallucinogens], intentional self-harm
- T40.993Poisoning by other psychodysleptics [hallucinogens], assault
- T40.994Poisoning by other psychodysleptics [hallucinogens], undetermined
- T40.995Adverse effect of other psychodysleptics [hallucinogens]
- T40.996Underdosing of other psychodysleptics [hallucinogens]