ICD-10-CM › Chapter 19 Injury, poisoning and certain... › T36-T50
T36-T50 - Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances
4,624 ICD-10-CM codes sit in this section, of which 3,186 are billable in FY2027. Every one has a page giving the years it was valid and what to use instead when it is not.
- 4,624 codes
- 3,186 billable FY2027
- 1,438 not billable, retired or subdivided
- 15 categories
Categories
Each of these is a three-character category. Most are not billable on their own - the billable code is one of the children listed on its page.
| Code | Description | Status |
|---|---|---|
| T36 | Poisoning by, adverse effect of and underdosing of systemic antibiotics | Not billable |
| T37 | Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics | Not billable |
| T38 | Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified | Not billable |
| T39 | Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics | Not billable |
| T40 | Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens] | Not billable |
| T41 | Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases | Not billable |
| T42 | Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs | Not billable |
| T43 | Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified | Not billable |
| T44 | Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system | Not billable |
| T45 | Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified | Not billable |
| T46 | Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system | Not billable |
| T47 | Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system | Not billable |
| T48 | Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system | Not billable |
| T49 | Poisoning by, adverse effect of and underdosing of topical agents primarily affecting skin and mucous membrane and by ophthalmological, otorhinorlaryngological and dental drugs | Not billable |
| T50 | Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances | Not billable |
Or browse all ICD-10-CM codes by first character, check a list of codes with the batch validity checker, or see what changed in each release.