ICD-10 I74.1
Non-Billable HeaderEmbolism and thrombosis of other and unspecified parts of aorta
About ICD-10-CM I74.1
ICD-10-CM code I74.1 represents Embolism and thrombosis of other and unspecified parts of aorta. This is a non-billable header code in the Circulatory System chapter (block I74). The 2026 edition of ICD-10-CM I74.1 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Medicare LCD Coverage for I74.1
Local Coverage Determinations (LCDs) from CMS MACs that list I74.1 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I74.1.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but I74.1 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with I74.1
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To I74.1
Other codes in section I70-I79 (Diseases of arteries, arterioles and capillaries).
ICD-10 I74.1, Billing FAQ
Is ICD-10 code I74.1 billable? +
No, I74.1 is a non-billable header code. Use a more specific child code from block I74 when submitting claims.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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