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ICD-10 Coding for Coronary Artery Disease with CABG(I25.10, I25.702)

Complete ICD-10-CM coding and documentation guide for Coronary Artery Disease with CABG. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

CAD with CABGCoronary Artery Bypass Grafting with CAD

Related ICD-10 Code Ranges

Complete code families applicable to Coronary Artery Disease with CABG

I25.10-I25.9Primary Range

Chronic Ischemic Heart Disease

This range includes codes for coronary artery disease, both in native vessels and grafts, with or without angina.

Atherosclerosis of Coronary Artery Bypass Graft(s)

This range is used when atherosclerosis affects the grafts used in CABG.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I25.10Atherosclerotic heart disease of native coronary artery without angina pectorisUse when CAD is present in native vessels without angina, even if the patient has a history of CABG.
  • Angiogram showing stenosis in native coronary arteries
  • Patient history of CABG with patent grafts
I25.702Atherosclerosis of unspecified type of bypass graft(s) of coronary artery with angina pectorisUse when atherosclerosis is present in unspecified grafts with angina.
  • Angiogram showing stenosis in grafts
  • Documentation of angina type

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: How do you code coronary artery disease with CABG?

Essential facts and insights about Coronary Artery Disease with CABG

Code I25.10 for native vessel disease without angina, and I25.702 for unspecified graft disease with angina. Ensure documentation specifies vessel involvement.

Primary ICD-10-CM Codes for coronary artery disease with cabg

Atherosclerotic heart disease of native coronary artery without angina pectoris
Billable Code

Decision Criteria

clinical Criteria

  • Presence of CAD in native vessels without angina

documentation Criteria

  • Explicit mention of native vessel disease

Applicable To

  • Atherosclerosis of native coronary arteries

Excludes

  • Atherosclerosis of bypass grafts (I25.7-)

Clinical Validation Requirements

  • Angiogram showing stenosis in native coronary arteries
  • Patient history of CABG with patent grafts

Code-Specific Risks

  • Misclassification if graft involvement is not specified

Coding Notes

  • Ensure documentation specifies native vessel involvement to avoid incorrect coding of graft disease.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Angina pectoris, unspecified

I20.9
Use to specify the presence of angina when coding CAD.

Presence of aortocoronary bypass graft

Z95.1
Use to indicate the presence of CABG.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Atherosclerotic heart disease of native coronary artery with angina pectoris

I25.11
Use when angina is present alongside native coronary artery disease.

Atherosclerosis of autologous vein bypass graft(s) of coronary artery

I25.710
Use when the graft type is specified as autologous vein.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Coronary Artery Disease with CABG to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I25.10.

Impact

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

Mitigation Strategy

Always document graft status, Use templates to ensure completeness

Impact

Reimbursement: Incorrect DRG assignment may affect reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Use I25.10 for native vessel disease unless graft involvement is specified.

Impact

Risk of incorrect coding if graft involvement is not specified.

Mitigation Strategy

Implement documentation checks for graft status.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Coronary Artery Disease with CABG, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Coronary Artery Disease with CABG

Use these documentation templates to ensure complete and accurate documentation for Coronary Artery Disease with CABG. These templates include all required elements for proper coding and billing.

Patient with CAD post-CABG presenting with angina

Specialty: Cardiology

Required Elements

  • CABG history
  • Graft type and status
  • Angina type
  • Imaging results

Example Documentation

72F with CABG x3 (2015) reports worsening angina at rest. Angiogram: 90% stenosis in native LAD; patent LIMA graft.

Examples: Poor vs. Good Documentation

Poor Documentation Example
CAD with prior CABG.
Good Documentation Example
Atherosclerosis of native LAD (I25.10) s/p CABG x4 (Z95.1) with recurrent unstable angina (I20.0).
Explanation
The good example specifies the vessel involved, CABG status, and angina type.

Need help with ICD-10 coding for Coronary Artery Disease with CABG? Ask your questions below.

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