T57.91XABillable
Toxic effect of unspecified inorganic substance, accidental (unintentional), initial encounter
Short description: Toxic effect of unsp inorganic substance, accidental, init
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- T57
- Effective date
- October 1, 2026
Related codes in category T57
T57Toxic effect of other inorganic substancesT57.0Toxic effect of arsenic and its compoundsT57.0XToxic effect of arsenic and its compoundsT57.0X1Toxic effect of arsenic and its compounds, accidentalT57.0X1AToxic effect of arsenic and its compounds, accidental, initYesT57.0X1DToxic effect of arsenic and its compounds, accidental, subsYesT57.0X1SToxic effect of arsenic and its compounds, acc, sequelaYesT57.0X2Toxic effect of arsenic and its compounds, self-harmT57.0X2AToxic effect of arsenic and its compounds, self-harm, initYesT57.0X2DToxic effect of arsenic and its compounds, self-harm, subsYesT57.0X2SToxic effect of arsenic and its compnd, self-harm, sequelaYesT57.0X3Toxic effect of arsenic and its compounds, assault
Frequently asked questions
What is ICD-10 code T57.91XA?
T57.91XA is an ICD-10-CM diagnosis code for Toxic effect of unspecified inorganic substance, accidental (unintentional), initial encounter.
Is T57.91XA a billable code?
Yes. T57.91XA is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is T57.91XA in?
T57.91XA falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did T57.91XA become effective?
T57.91XA has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to T57.91XA?
T57.91XA belongs to category T57, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.