I74.9
Billable codeEmbolism and thrombosis of unspecified artery
The ICD-10 code for embolism and thrombosis of unspecified artery is I74.9.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- I74.0Embolism and thrombosis of abdominal aortanon-billable header
- I74.1Embolism and thrombosis of other and unspecified parts of aortanon-billable header
- I74.2Embolism and thrombosis of arteries of the upper extremities
- I74.3Embolism and thrombosis of arteries of the lower extremities
- I74.4Embolism and thrombosis of arteries of extremities, unspecified
- I74.5Embolism and thrombosis of iliac artery
- I74.8Embolism and thrombosis of other arteries
- I74.9Embolism and thrombosis of unspecified artery
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 4449
Associated MS-DRGs
I74.9 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.