All ICD10 Codes
T65Non-billable

Toxic effect of other and unspecified substances

Injury, Poisoning and Certain Other Consequences of External Causes·Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)·category·FY 2026

Use a more specific code (0 billable, 9 non-billable)
T65.0Toxic effect of cyanideshas subcodesT65.1Toxic effect of strychnine and its saltshas subcodesT65.2Toxic effect of tobacco and nicotinehas subcodesT65.3Toxic effect of nitroderivatives and aminoderivatives of benzene and its homologueshas subcodesT65.4Toxic effect of carbon disulfidehas subcodesT65.5Toxic effect of nitroglycerin and other nitric acids and estershas subcodesT65.6Toxic effect of paints and dyes, not elsewhere classifiedhas subcodesT65.8Toxic effect of other specified substanceshas subcodesT65.9Toxic effect of unspecified substancehas subcodes

CH19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

T51-T65 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • contact with and (suspected) exposure to toxic substances (Z77.-)
Use Additional Code
  • code(s):
  • for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)
  • personal history of foreign body fully removed (Z87.821)
  • to identify any retained foreign body, if applicable (Z18.-)

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T51-T65Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
T65Toxic effect of other and unspecified substancesNot billable
T65.0Toxic effect of cyanidesSubcodes
T65.1Toxic effect of strychnine and its saltsSubcodes
T65.2Toxic effect of tobacco and nicotineSubcodes
T65.3Toxic effect of nitroderivatives and aminoderivatives of benzene and its homologuesSubcodes
T65.4Toxic effect of carbon disulfideSubcodes
T65.5Toxic effect of nitroglycerin and other nitric acids and estersSubcodes
T65.6Toxic effect of paints and dyes, not elsewhere classifiedSubcodes
T65.8Toxic effect of other specified substancesSubcodes
T65.9Toxic effect of unspecified substanceSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.