T48

ICD-10Non-billable category

Agents prim act on smooth and skeletal musc and the resp sys

Official ICD-10-CM descriptor (FY2026)

Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system

T48 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 T48

Permitted 7th characters

Ainitial encounter
Dsubsequent encounter
Ssequela

More specific codes under T48

Source

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.

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