ICD-10-CM 2027
ICD-10 code for iliac artery occlusion
From the official ICD-10-CM alphabetic index entry “Occlusion, occluded › iliac artery”. Page updated September 29, 2026.
About coding iliac artery occlusion
The ICD-10-CM code for iliac artery occlusion is I74.5 (Embolism and thrombosis of iliac artery).
Within I74 (arterial embolism and thrombosis), I74.5 is specifically for embolism and thrombosis of iliac artery. Related codes cover abdominal aorta (I74.0), other and unspecified parts of aorta (I74.1), arteries of the upper extremities (I74.2), arteries of the lower extremities (I74.3), arteries of extremities, unspecified (I74.4), other arteries (I74.8) and unspecified artery (I74.9).
Code first: embolism and thrombosis complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2) and embolism and thrombosis complicating pregnancy, childbirth and the puerperium (O88.-).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Common questions about iliac artery occlusion ICD-10 codes
What is the ICD-10 code for iliac artery occlusion?
- I74.5 — Embolism and thrombosis of iliac artery.
Is I74.5 billable?
- Yes. I74.5 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can I74.5 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict I74.5 as a principal diagnosis.
Is I74.5 a CC or MCC?
- I74.5 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.