T40
Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
ICD-10 code T40 for Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
Excludes2: drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.-
F19.-)
The appropriate 7th character is to be added to each code from category T40
A - initial encounter
D - subsequent encounter
S - sequela
ICD-10 International Statistical Classification of Diseases and Related Health Problems 10th Revision