Y37.3

ICD-10Non-billable category

Military operations involving fire/hot subst

Official ICD-10-CM descriptor (FY2026)

Military operations involving fires, conflagrations and hot substances

Y37.3 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.

Inclusion terms

  • Military operations involving smoke, fumes, and heat from fires, conflagrations and hot substances

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

  • military operations involving fires and conflagrations aboard military aircraft (Y37.1-)
  • military operations involving fires and conflagrations aboard military watercraft (Y37.0-)
  • military operations involving fires and conflagrations caused indirectly by conventional weapons (Y37.2-)
  • military operations involving fires and thermal effects of nuclear weapons (Y36.53-)

ICD-10-CM FY2026 defines 5 codes beneath Y37.3. See the ICD-10-CM index for what this site publishes.

Related codes in Y37

Where this code sits

Parent code
Y37

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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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