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ICD-10 Coding for Aortoiliac Occlusive Disease(I70.23, I70.2, I70.24)

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Learn about the ICD-10 coding for aortoiliac occlusive disease, including primary codes I70.23 and I70.24, documentation requirements, and common pitfalls.

Also known as:
Aortoiliac DiseaseLeriche Syndrome
Related ICD-10 Code Ranges

Complete code families applicable to Aortoiliac Occlusive Disease

I00-I99Primary Range

Diseases of the circulatory system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
I70.23Atherosclerosis of native arteries of extremities, bilateral iliac
I70.24Atherosclerosis of native arteries of extremities with ulceration
Primary ICD-10-CM Codes
Atherosclerosis of native arteries of right leg with ulceration
I70.23
Differential Codes

Alternative codes to consider when ruling out similar conditions

Embolism and thrombosis of abdominal aortaI74.09

Use when occlusion is due to embolism or thrombosis, not atherosclerosis.

Documentation & Coding Risks

Avoid these common issues when documenting Aortoiliac Occlusive Disease.

Failing to document the cause of occlusion

Impact

Clinical: Inaccurate diagnosis and treatment planning, Regulatory: Non-compliance with coding standards, Financial: Potential reimbursement issues

Mitigation

Always document whether occlusion is due to atherosclerosis or thrombosis, Include imaging and clinical findings

Using unspecified codes like I73.9 for specific atherosclerotic cases

Impact

Reimbursement: Potential underpayment due to less specific DRG assignment, Compliance: Non-compliance with coding guidelines, Data Quality: Decreased accuracy in clinical data reporting

Mitigation

Document specific vessels and use I70 codes with appropriate specificity.

Specificity of Vessel Involvement

Impact

Audits may target cases where vessel involvement is not clearly documented.

Mitigation

Ensure detailed documentation of all affected vessels and laterality.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with I70.23.