ICD-10 Coding for History of NSTEMI(I21.4, I21.4I, I25.2)

Learn how to accurately code and document a history of NSTEMI using ICD-10 guidelines. Understand the importance of explicit documentation and avoid common coding pitfalls.

Also known as:
Non-ST Elevation Myocardial Infarction HistoryPast NSTEMIPrevious NSTEMI
Related ICD-10 Code Ranges

Complete code families applicable to History of NSTEMI

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
I25.2Old myocardial infarction
Z86.79Personal history of other diseases of circulatory system

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 NSTEMI

Differential Codes

Alternative codes to consider when ruling out similar conditions

Non-ST elevation (NSTEMI) myocardial infarctionI21.4

Documentation & Coding Risks

Avoid these common issues when documenting History of NSTEMI.

Vague documentation of past myocardial infarction

Impact

Clinical: Inaccurate patient history, Regulatory: Potential audit issues, Financial: Incorrect billing and reimbursement

Mitigation

Ensure specific documentation of NSTEMI, Include relevant clinical details

Using I21.4 for historical NSTEMI cases

Impact

Reimbursement: Incorrect reimbursement due to coding acute conditions as historical, Compliance: Non-compliance with ICD-10 guidelines, Data Quality: Inaccurate patient records and data reporting

Mitigation

Use I25.2 for history of NSTEMI

Incorrect coding of historical NSTEMI

Impact

Using acute codes for historical conditions

Mitigation

Ensure documentation specifies history and not acute status.

Frequently Asked Questions