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ICD-10 Coding for Stenosis(T82.855A, I25.10, I25.118)

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Comprehensive guide on ICD-10 coding for stenosis, including in-stent restenosis, carotid stenosis, and spinal stenosis. Learn about code relationships, documentation requirements, and common pitfalls.

Also known as:
NarrowingConstriction
Related ICD-10 Code Ranges

Complete code families applicable to Stenosis

S00-T88Primary Range

Injury, poisoning and certain other consequences of external causes

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
T82.855AStenosis of coronary stent
I65.22Occlusion and stenosis of left carotid artery
M48.061Spinal stenosis, lumbar region without neurogenic claudication
Primary ICD-10-CM Codes
Stenosis of coronary artery stent, initial encounter
T82.855ABillable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Atherosclerotic heart disease of native coronary artery without angina pectorisI25.10

Use when stenosis is in the native coronary artery, not the stent.

Occlusion and stenosis of bilateral carotid arteriesI65.23

Use when both carotid arteries are affected.

Spinal stenosis, lumbar region with neurogenic claudicationM48.062

Use when claudication symptoms are present.

Documentation & Coding Risks

Avoid these common issues when documenting Stenosis.

Omitting laterality in carotid stenosis documentation

Impact

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

Mitigation

Always document the affected side in clinical notes., Use templates that prompt for laterality.

Using I25.118 for asymptomatic in-stent restenosis

Impact

Reimbursement: Incorrect DRG assignment leading to reimbursement errors., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation

Use I25.10 unless angina is explicitly documented.

Mixing M48.061 and M48.062

Impact

Reimbursement: Potential overbilling or underbilling., Compliance: Violation of coding specificity requirements., Data Quality: Misleading clinical data.

Mitigation

Require explicit documentation of claudication for M48.062.

Inaccurate coding of in-stent restenosis

Impact

Failure to differentiate between stent complications and native disease progression.

Mitigation

Implement regular training on angiography interpretation and documentation.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with T82.855A.