ICD-10 Coding for History of Coronary Disease(I21.9, I21.9U, I25.1)
Learn about ICD-10 coding for history of coronary disease, including old myocardial infarction and coronary artery disease without angina.
Complete code families applicable to History of Coronary Disease
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| I25.2 | Old Myocardial Infarction | Use when the myocardial infarction is healed and there are no acute symptoms. |
|
| I25.10 | Atherosclerotic Heart Disease of Native Coronary Artery Without Angina Pectoris | Use when there is documented coronary artery disease without current angina symptoms. |
|
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 aboutHistory of Coronary Disease
Alternative codes to consider when ruling out similar conditions
Documentation & Coding Risks
Avoid these common issues when documenting History of Coronary Disease.
Vague documentation of heart disease history
Impact
Clinical: Inaccurate patient records, Regulatory: Potential audit issues, Financial: Incorrect reimbursement
Mitigation
Use specific terms like 'healed MI', Include diagnostic evidence
Using I25.10 when angina is present
Impact
Reimbursement: Incorrect DRG assignment, Compliance: Non-compliance with coding guidelines, Data Quality: Inaccurate clinical data
Mitigation
Use I25.11 series for CAD with angina
Documentation of old MI
Impact
Lack of specific evidence for old myocardial infarction
Mitigation
Ensure ECG and imaging evidence are documented