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ICD-10-CM Current in FY 2027

T56.91XS

Toxic effect of unspecified metal, accidental (unintentional), sequela

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where T56.91XS sits in the official hierarchy. Each level is the code it is classified under.

  1. T56 Toxic effect of metals
  2. T56.9 Toxic effects of unspecified metal
  3. T56.91 Parent Toxic effect of unspecified metal, accidental (unintentional)
  4. T56.91XS This code Toxic effect of unspecified metal, accidental (unintentional), sequela

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

toxic effects of fumes and vapors of metals

Inherited from T56 — Toxic effect of metals

Includes

toxic effects of metals from all sources, except medicinal substances

Inherited from T56 — Toxic effect of metals

Excludes1

arsenic and its compounds ( T57.0 )

Inherited from T56 — Toxic effect of metals

Excludes1

manganese and its compounds ( T57.2 )

Inherited from T56 — Toxic effect of metals

Use Additional Code

code to identify any retained metal foreign body, if applicable ( Z18.0- , T18.1- )

Inherited from T56 — Toxic effect of metals

7th Character

The appropriate 7th character is to be added to each code from category T56

Inherited from T56 — Toxic effect of metals

7th Character

A - initial encounter

Inherited from T56 — Toxic effect of metals

7th Character

D - subsequent encounter

Inherited from T56 — Toxic effect of metals

7th Character

S - sequela

Inherited from T56 — Toxic effect of metals

Version History

How T56.91XS appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Toxic effect of unspecified metal, accidental (unintentional), sequela

  2. FY 2026 Effective

    Unchanged

    Toxic effect of unspecified metal, accidental (unintentional), sequela

Related Codes

Other codes under T56.91

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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