All ICD10 Codes
T56Non-billable

Toxic effect of metals

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, 10 non-billable)
T56.0Toxic effects of lead and its compoundshas subcodesT56.1Toxic effects of mercury and its compoundshas subcodesT56.2Toxic effects of chromium and its compoundshas subcodesT56.3Toxic effects of cadmium and its compoundshas subcodesT56.4Toxic effects of copper and its compoundshas subcodesT56.5Toxic effects of zinc and its compoundshas subcodesT56.6Toxic effects of tin and its compoundshas subcodesT56.7Toxic effects of beryllium and its compoundshas subcodesT56.8Toxic effects of other metalshas subcodesT56.9Toxic effects of unspecified metalhas 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.-)

Instructional Notes

Includes
  • toxic effects of fumes and vapors of metals
  • toxic effects of metals from all sources, except medicinal substances
Excludes1(Not coded here. Use a different code.)
  • arsenic and its compounds (T57.0)
  • manganese and its compounds (T57.2)
Use Additional Code
  • code to identify any retained metal foreign body, if applicable (Z18.0-, T18.1-)

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)
T56Toxic effect of metalsNot billable
T56.0Toxic effects of lead and its compoundsSubcodes
T56.1Toxic effects of mercury and its compoundsSubcodes
T56.2Toxic effects of chromium and its compoundsSubcodes
T56.3Toxic effects of cadmium and its compoundsSubcodes
T56.4Toxic effects of copper and its compoundsSubcodes
T56.5Toxic effects of zinc and its compoundsSubcodes
T56.6Toxic effects of tin and its compoundsSubcodes
T56.7Toxic effects of beryllium and its compoundsSubcodes
T56.8Toxic effects of other metalsSubcodes
T56.9Toxic effects of unspecified metalSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.