I26

ICD-10Non-billable category

Pulmonary embolism

Official ICD-10-CM descriptor (FY2026)

Pulmonary embolism

I26 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.

Includes

  • pulmonary (acute) (artery)(vein) infarction
  • pulmonary (acute) (artery)(vein) thromboembolism
  • pulmonary (acute) (artery)(vein) thrombosis

Excludes1

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

  • cor pulmonale without embolism (I27.81)

Excludes2

Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.

  • chronic pulmonary embolism (I27.82)
  • personal history of pulmonary embolism (Z86.711)
  • pulmonary embolism complicating abortion, ectopic or molar pregnancy (O00-O07, O08.2)
  • pulmonary embolism complicating pregnancy, childbirth and the puerperium (O88.-)
  • pulmonary embolism due to trauma (T79.0, T79.1)
  • pulmonary embolism due to complications of surgical and medical care (T80.0, T81.7-, T82.8-)
  • septic (non-pulmonary) arterial embolism (I76)

More specific codes under I26

Where this code sits

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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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