ICD10

ICD-10 Code I26.9: Pulmonary embolism without acute cor pulmonale

I26.9 is an ICD-10 diagnosis entry used to group records related to Pulmonary embolism without acute cor pulmonale. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).

When is it used?

  • May be used when a clinician documents pulmonary embolism without acute cor pulmonale in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
  • This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter
9Diseases of the circulatory system (I00-I99)
block
I26-I28Pulmonary heart disease and diseases of pulmonary circulation
category
I26Pulmonary embolism
currentI26

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

CardiologistGeneral Physician

Coding guidelines

Compatibility

Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.
Legacy codes
I26.9
Replacement codes
I26.90 — Septic pulmonary embolism without acute cor pulmonaleI26.92 — Saddle embolus of pulmonary artery without acute cor pulmonaleI26.93 — Single subsegmental thrombotic pulmonary embolism without acute cor pulmonaleI26.94 — Multiple subsegmental thrombotic pulmonary emboli without acute cor pulmonaleI26.95 — Cement embolism of pulmonary artery without acute cor pulmonaleI26.96 — Fat embolism of pulmonary artery without acute cor pulmonaleI26.99 — Other pulmonary embolism without acute cor pulmonale

Common synonyms

Pulmonary embolism without acute cor pulmonale

Frequently asked questions

Code details

CodeI26.9
SystemICD10
Display namePulmonary embolism without acute cor pulmonale
ChapterDiseases of the circulatory system (I00-I99)
BlockPulmonary heart disease and diseases of pulmonary circulation

Flags

BillableNo
Valid clinical useNo

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.