T57
ICD-10Non-billable categoryToxic effect of other inorganic substances
Official ICD-10-CM descriptor (FY2026)
Toxic effect of other inorganic substances
T57 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
7th character
- The appropriate 7th character is to be added to each code from category T57
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under T57
- T57.0Toxic effect of arsenic and its compoundscategory
- T57.1Toxic effect of phosphorus and its compoundscategory
- T57.2Toxic effect of manganese and its compoundscategory
- T57.3Toxic effect of hydrogen cyanidecategory
- T57.8Toxic effect of other specified inorganic substancescategory
- T57.9Toxic effect of unspecified inorganic substancecategory
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.