ICD-10 Coding for Angina(I20.0, I20.0B, I20.0U)

Explore detailed ICD-10 coding guidelines for angina, including unstable angina and angina with CAD. Learn about documentation requirements and coding pitfalls.

Also known as:
Chest PainAngina PectorisStable Angina+2more
Related ICD-10 Code Ranges

Complete code families applicable to Angina

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
I20.0Unstable angina
I25.11Atherosclerotic heart disease of native coronary artery with angina pectoris

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 aboutAngina

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

Atherosclerotic heart disease of native coronary artery with angina pectorisI25.11

Use when CAD is documented as the cause of angina.

Unstable anginaI20.0

Documentation & Coding Risks

Avoid these common issues when documenting Angina.

Coding unspecified angina

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Non-compliance with coding guidelines., Financial: Potential for reduced reimbursement.

Mitigation

Always specify angina type., Use detailed clinical notes.

Using 'angina unspecified' which isn't a CC.

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Non-compliance with specificity requirements., Data Quality: Decreases accuracy of clinical data.

Mitigation

Specify the type of angina (stable, unstable) and document accordingly.

Unspecified angina coding

Impact

High audit risk due to lack of specificity.

Mitigation

Ensure documentation specifies angina type and clinical findings.

Frequently Asked Questions