ICD-10 CM – Browse (Tabular)

Code Title
All Chapters
S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
T36-T50 Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
Use Additional
code(s) to specify:
manifestations of poisoning
underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
underdosing of medication regimen (Z91.12-, Z91.13-)

Type 1 Excludes
toxic reaction to local anesthesia in pregnancy (O29.3-)

Type 2 Excludes
abuse and dependence of psychoactive substances (F10-F19)
abuse of non-dependence-producing substances (F55.-)
immunodeficiency due to drugs (D84.821)
drug reaction and poisoning affecting newborn (P00-P96)
pathological drug intoxication (inebriation) (F10-F19)

Includes
adverse effect of correct substance properly administered
poisoning by overdose of substance
poisoning by wrong substance given or taken in error
underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed

Code First
, for adverse effects, the nature of the adverse effect, such as:
adverse effect NOS (T88.7)
aspirin gastritis (K29.-)
blood disorders (D56-D76)
contact dermatitis (L23-L25)
dermatitis due to substances taken internally (L27.-)
nephropathy (N14.0-N14.2)

Notes
The drug giving rise to the adverse effect should be identified by use of codes from categories T36-T50 with fifth or sixth character 5.

T36 Poisoning by, adverse effect of and underdosing of systemic antibiotics
T37 Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics
T38 Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified
T39 Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics
T40 Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
T41 Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases
T42 Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs
T43 Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified
T44 Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
T45 Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
T46 Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system
T47 Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system
T48 Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system
T49 Poisoning by, adverse effect of and underdosing of topical agents primarily affecting skin and mucous membrane and by ophthalmological, otorhinorlaryngological and dental drugs
T50 Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances