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

Learn about ICD-10 coding for angina at rest, including documentation requirements and billing considerations. Ensure accurate coding with our comprehensive guide.

Also known as:
Unstable AnginaRest Angina
Related ICD-10 Code Ranges

Complete code families applicable to Angina at Rest

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
I20.0Unstable Angina
I25.110Atherosclerotic heart disease of native coronary artery with unstable 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 at Rest

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

Angina with documented spasmI20.1
Atherosclerotic heart disease of native coronary artery with unspecified angina pectorisI25.119

Documentation & Coding Risks

Avoid these common issues when documenting Angina at Rest.

Documenting 'chest pain' without specifying angina type.

Impact

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

Mitigation

Educate providers on documentation requirements., Use templates to guide documentation.

Using I25.10 for patients on antianginal drugs without current symptoms.

Impact

Reimbursement: Incorrect coding may lead to lower reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate representation of patient condition.

Mitigation

Use I25.119 if angina is implied by medication use.

Documentation of angina type

Impact

Failure to specify angina type can lead to audit findings.

Mitigation

Implement documentation templates and provider education.

Frequently Asked Questions