Atheroembolism
In Diseases of arteries, arterioles and capillaries (I70-I79), chapter 9: Diseases of the Circulatory System
10 billable codes under I75: all are a CC; all map to HCC 264 (Vascular Disease with Complications).A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment. An HCC counts toward a Medicare Advantage patient's risk score.
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Instructional notes
Includes: conditions that are coded here
- atherothrombotic microembolism
- cholesterol embolism
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers hypertension with heart and kidney disease, coronary artery disease with angina, perioperative stroke, cerebrovascular sequelae, and acute myocardial infarction types and timing.
- Hypertension (page 50)
- Atherosclerotic Coronary Artery Disease and Angina (page 52)
- Intraoperative and Postprocedural Cerebrovascular Accident (page 53)
- Sequelae of Cerebrovascular Disease (page 53)
- Acute myocardial infarction (AMI) (page 54)
All codes under I75
I75 can't be used on a claim. Pick a billable code below; grey headings group them.
- I75.0Atheroembolism of extremities
- I75.01Atheroembolism of upper extremity
- I75.011Atheroembolism of right upper extremity
- I75.012Atheroembolism of left upper extremity
- I75.013Atheroembolism of bilateral upper extremities
- I75.019Atheroembolism of unspecified upper extremity
- I75.02Atheroembolism of lower extremity
- I75.021Atheroembolism of right lower extremity
- I75.022Atheroembolism of left lower extremity
- I75.023Atheroembolism of bilateral lower extremities
- I75.029Atheroembolism of unspecified lower extremity
- I75.8Atheroembolism of other sites
- I75.81Atheroembolism of kidney
- I75.89Atheroembolism of other site
I75 MS-DRGs
As the principal diagnosis, the billable codes under I75 group to MS-DRG 299, 300, 301, 698, 699, or 700 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
- DRG 299 Peripheral Vascular Disorders with MCC (9 of 10 codes)
- DRG 300 Peripheral Vascular Disorders with CC (9 of 10 codes)
- DRG 301 Peripheral Vascular Disorders without CC/MCC (9 of 10 codes)
- DRG 698 Other Kidney and Urinary Tract Diagnoses with MCC (1 of 10 codes)
- DRG 699 Other Kidney and Urinary Tract Diagnoses with CC (1 of 10 codes)
- DRG 700 Other Kidney and Urinary Tract Diagnoses without CC/MCC (1 of 10 codes)
Other codes that refer to I75
Notes on these codes point to I75.
Code history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.