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T40.3 - Poisoning by, adverse effect of and underdosing of methadone


The ICD 10 Code for Poisoning by, adverse effect of and underdosing of methadone is listed as T40.3.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: T40.3
Description: Poisoning by, adverse effect of and underdosing of methadone
Chapter Injury, poisoning and certain other consequences of external causes (S00-T88)
Block Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances (T36-T50)
Parent T40 - Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
ICD-10-CM Children (deeper level / typically more specific) of T40.3:
T40.3X - Poisoning by, adverse effect of and underdosing of methadone
ICD-10-CM Siblings (same level / similar specificity) of T40.3:
T40.0 - Poisoning by, adverse effect of and underdosing of opium
T40.1 - Poisoning by and adverse effect of heroin
T40.2 - Poisoning by, adverse effect of and underdosing of other opioids
T40.4 - Poisoning by, adverse effect of and underdosing of other synthetic narcotics
T40.5 - Poisoning by, adverse effect of and underdosing of cocaine
T40.6 - Poisoning by, adverse effect of and underdosing of other and unspecified narcotics
T40.7 - Poisoning by, adverse effect of and underdosing of cannabis (derivatives)
T40.8 - Poisoning by and adverse effect of lysergide [LSD]
T40.9 - Poisoning by, adverse effect of and underdosing of other and unspecified psychodysleptics [hallucinogens]