ICD-10 Coding for Left Ventricular Thrombus(I21.09U, I23.6, I23.6B)

Learn about ICD-10 coding for left ventricular thrombus, including primary codes I23.6 and I51.3, documentation requirements, and common pitfalls.

Also known as:
LV ThrombusIntraventricular Thrombus
Related ICD-10 Code Ranges

Complete code families applicable to Left Ventricular Thrombus

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
I23.6Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction
I51.3Intracardiac thrombus, not elsewhere classified

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutLeft Ventricular Thrombus

Differential Codes

Alternative codes to consider when ruling out similar conditions

Intracardiac thrombus, not elsewhere classifiedI51.3

Use for chronic thrombus or when not related to recent MI.

Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarctionI23.6

Use for thrombus as a complication of recent MI.

Documentation & Coding Risks

Avoid these common issues when documenting Left Ventricular Thrombus.

Failing to document the temporal relationship between MI and thrombus

Impact

Clinical: Misrepresentation of patient condition, Regulatory: Potential audit issues, Financial: Incorrect DRG assignment

Mitigation

Always document MI and thrombus dates, Use templates to ensure completeness

Using I51.3 for acute post-MI thrombus

Impact

Reimbursement: Incorrect DRG assignment, Compliance: Non-compliance with ICD-10 guidelines, Data Quality: Inaccurate clinical data representation

Mitigation

Use I23.6 for thrombus within 4 weeks of MI.

Temporal coding of thrombus

Impact

Risk of coding thrombus outside the 4-week window as acute

Mitigation

Verify dates of MI and thrombus diagnosis in documentation

Frequently Asked Questions