T43 Non-Billable Code
Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified
Chapter Classification
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
Section Detail
T36-T50
Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
Coding Guidelines & Notes
excludes1
- appetite depressants (T50.5-)
- barbiturates (T42.3-)
- benzodiazepines (T42.4-)
- methaqualone (T42.6-)
- psychodysleptics [hallucinogens] (T40.7-T40.9-)
excludes2
- drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.- -F19.-)
sevenChrDef
- {'char': 'A', 'text': 'initial encounter'}
- {'char': 'D', 'text': 'subsequent encounter'}
- {'char': 'S', 'text': 'sequela'}
sevenChrNote
- The appropriate 7th character is to be added to each code from category T43
More Specific Diagnosis Codes
This code is not billable as it requires a higher level of specificity. Select a more specific code below.
- T43.0 - Poisoning by, adverse effect of and underdosing of tricyclic and tetracyclic antidepressants
- T43.1 - Poisoning by, adverse effect of and underdosing of monoamine-oxidase-inhibitor antidepressants
- T43.2 - Poisoning by, adverse effect of and underdosing of other and unspecified antidepressants
- T43.3 - Poisoning by, adverse effect of and underdosing of phenothiazine antipsychotics and neuroleptics
- T43.4 - Poisoning by, adverse effect of and underdosing of butyrophenone and thiothixene neuroleptics
- T43.5 - Poisoning by, adverse effect of and underdosing of other and unspecified antipsychotics and neuroleptics
- T43.6 - Poisoning by, adverse effect of and underdosing of psychostimulants
- T43.8 - Poisoning by, adverse effect of and underdosing of other psychotropic drugs
- T43.9 - Poisoning by, adverse effect of and underdosing of unspecified psychotropic drug
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