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I26 vs T79.1

I26 (Pulmonary embolism) compared with T79.1 (Fat embolism (traumatic)), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. I26 carries an Excludes2 note covering T79.1: “pulmonary embolism due to trauma (T79.0, T79.1)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

I26Pulmonary embolismT79.1Fat embolism (traumatic)
Billing statusNon-billable header

Report instead: I26.01, I26.02, I26.03, I26.04, I26.09

Non-billable header

Report instead: T79.1XXA, T79.1XXD, T79.1XXS

ClassificationI00-I99 — Diseases of the Circulatory System (I00-I99)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionPulmonary embolism is a non-billable ICD-10-CM category code (I26).Fat embolism (traumatic) is a non-billable ICD-10-CM category code (T79.1).
7th characterThe appropriate 7th character is to be added to each code from category T79
Includes
pulmonary (acute) (artery)(vein) infarction
pulmonary (acute) (artery)(vein) thromboembolism
pulmonary (acute) (artery)(vein) thrombosis

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources