All ICD10 Codes

T43.20

Non-Billable
ChapterS00–T88
Ranksubcategory
Official Description

Poisoning by, adverse effect of and underdosing of unspecified antidepressants

Use a more specific code (6 billable)
T43.201Poisoning by unspecified antidepressants, accidental (unintentional)T43.202Poisoning by unspecified antidepressants, intentional self-harmT43.203Poisoning by unspecified antidepressants, assaultT43.204Poisoning by unspecified antidepressants, undeterminedT43.205Adverse effect of unspecified antidepressantsT43.206Underdosing of unspecified antidepressants
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).
General instructions are available for the parent sections:
View CH19 NotesView T36-T50 NotesView T43 Notes

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T36-T50Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
T43Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified
T43.2Poisoning by, adverse effect of and underdosing of other and unspecified antidepressants
T43.20Poisoning by, adverse effect of and underdosing of unspecified antidepressantsNot billable
T43.201Poisoning by unspecified antidepressants, accidental (unintentional)Billable
T43.202Poisoning by unspecified antidepressants, intentional self-harmBillable
T43.203Poisoning by unspecified antidepressants, assaultBillable
T43.204Poisoning by unspecified antidepressants, undeterminedBillable
T43.205Adverse effect of unspecified antidepressantsBillable
T43.206Underdosing of unspecified antidepressantsBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T43.20:

categoryT43
Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified
View context instructions
blockT36-T50
Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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