T40.605A

Billable
ChapterS00–T88
Ranksubcategory
Official Description

Adverse effect of unspecified narcotics, initial encounter

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).
General instructions are available for the parent sections:

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)
T40Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
T40.6Poisoning by, adverse effect of and underdosing of other and unspecified narcotics
T40.60Poisoning by, adverse effect of and underdosing of unspecified narcotics
T40.605Adverse effect of unspecified narcotics
T40.605AAdverse effect of unspecified narcotics, initial encounterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T40.605A:

categoryT40
Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens]
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 v43.1

Cross Reference

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