DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

T57 Toxic effect of other inorganic substances

  • Header · not billable
  • Codes take a 7th character

T57 is not billable. The category heads 72 billable codes in FY2027, grouped under 6 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Billable codes
72
Subdivisions
6
CC / MCC codes
0 / 0
HCC V28 codes
6
New FY2027
0
Index entries
0

Codes in T57

  1. T57.0
    Toxic effect of arsenic and its compounds
    Header
  2. T57.0X
    Toxic effect of arsenic and its compounds
    Header
  3. T57.0X1
    Toxic effect of arsenic and its compounds, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Toxic effect of arsenic and its compounds NOS
  4. T57.0X2
    Toxic effect of arsenic and its compounds, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  5. T57.0X3
    Toxic effect of arsenic and its compounds, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  6. T57.0X4
    Toxic effect of arsenic and its compounds, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  7. T57.1
    Toxic effect of phosphorus and its compounds
    Header
    Excludes1 1

    Excludes1

    • organophosphate insecticides (T60.0) T60.0
  8. T57.1X
    Toxic effect of phosphorus and its compounds
    Header
  9. T57.1X1
    Toxic effect of phosphorus and its compounds, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Toxic effect of phosphorus and its compounds NOS
  10. T57.1X2
    Toxic effect of phosphorus and its compounds, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  11. T57.1X3
    Toxic effect of phosphorus and its compounds, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  12. T57.1X4
    Toxic effect of phosphorus and its compounds, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  13. T57.2
    Toxic effect of manganese and its compounds
    Header
  14. T57.2X
    Toxic effect of manganese and its compounds
    Header
  15. T57.2X1
    Toxic effect of manganese and its compounds, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Toxic effect of manganese and its compounds NOS
  16. T57.2X2
    Toxic effect of manganese and its compounds, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  17. T57.2X3
    Toxic effect of manganese and its compounds, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  18. T57.2X4
    Toxic effect of manganese and its compounds, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  19. T57.3
    Toxic effect of hydrogen cyanide
    Header
  20. T57.3X
    Toxic effect of hydrogen cyanide
    Header
  21. T57.3X1
    Toxic effect of hydrogen cyanide, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Toxic effect of hydrogen cyanide NOS
  22. T57.3X2
    Toxic effect of hydrogen cyanide, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  23. T57.3X3
    Toxic effect of hydrogen cyanide, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  24. T57.3X4
    Toxic effect of hydrogen cyanide, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  25. T57.8
    Toxic effect of other specified inorganic substances
    Header
  26. T57.8X
    Toxic effect of other specified inorganic substances
    Header
  27. T57.8X1
    Toxic effect of other specified inorganic substances, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Toxic effect of other specified inorganic substances NOS
  28. T57.8X2
    Toxic effect of other specified inorganic substances, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  29. T57.8X3
    Toxic effect of other specified inorganic substances, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  30. T57.8X4
    Toxic effect of other specified inorganic substances, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  31. T57.9
    Toxic effect of unspecified inorganic substance
    Header
  32. T57.91
    Toxic effect of unspecified inorganic substance, accidental (unintentional) +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  33. T57.92
    Toxic effect of unspecified inorganic substance, intentional self-harm +7th: A D S
    Needs 7th character155 (some 7th characters)Exempt: 2 of 3 7th characters
  34. T57.93
    Toxic effect of unspecified inorganic substance, assault +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  35. T57.94
    Toxic effect of unspecified inorganic substance, undetermined +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

Notes that also apply

Block T51-T65 instructions (Notes 1, Excludes1 1, Use additional code 4): printed on the block page.

Chapter 19 instructions (Notes 2, Excludes2 2, Use additional code 1): printed on the chapter 19 page.

7th characters

7th characters for T57 defined here

The appropriate 7th character is to be added to each code from category T57

7th characters for T57
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Hierarchy