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ICD-10 Guide
ICD-10 CodesI25.792

I25.792

Billable

Atherosclerosis of other coronary artery bypass graft(s) with refractory angina pectoris

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 I25.792 is a billable code used to indicate a diagnosis of atherosclerosis of other coronary artery bypass graft(s) with refractory angina pectoris.

Key Diagnostic Point:

I25.792 refers to atherosclerosis of other coronary artery bypass graft(s) with refractory angina pectoris. This condition arises when there is a buildup of plaque in the grafted coronary arteries, leading to reduced blood flow to the heart muscle. Patients typically present with symptoms of angina pectoris, characterized by chest pain or discomfort that occurs due to inadequate blood supply during physical exertion or emotional stress. The anatomy involved includes the coronary arteries that have been surgically bypassed, which may become narrowed or blocked due to atherosclerosis. Disease progression can lead to worsening angina, heart failure, or even myocardial infarction if not managed appropriately. Diagnostic considerations include a thorough patient history, physical examination, and imaging studies such as angiography or stress tests to evaluate the severity of the graft disease and its impact on cardiac function. Management often involves a combination of lifestyle modifications, medications, and possibly re-intervention, such as percutaneous coronary intervention or surgical revision of the bypass grafts.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors
  • Documentation gaps
  • Billing challenges

Specialty Focus

Medical Specialties

Cardiology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Cardiothoracic Surgery

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The clinical significance of I25.792 lies in its association with increased morbidity and mortality due to heart disease. The population health impact is substantial, as patients with refractory angina often require more intensive medical management and may have a decreased quality of life. Quality measures focus on effective management of angina symptoms and prevention of further cardiovascular events. Understanding healthcare utilization patterns for this condition can help in resource allocation and improving patient outcomes, particularly in populations with high rates of coronary artery disease.

ICD-9 vs ICD-10

The clinical significance of I25.792 lies in its association with increased morbidity and mortality due to heart disease. The population health impact is substantial, as patients with refractory angina often require more intensive medical management and may have a decreased quality of life. Quality measures focus on effective management of angina symptoms and prevention of further cardiovascular events. Understanding healthcare utilization patterns for this condition can help in resource allocation and improving patient outcomes, particularly in populations with high rates of coronary artery disease.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the medical necessity for procedures and treatments is clearly documented. Common denials may arise from insufficient documentation or failure to demonstrate the refractory nature of the angina. Coding best practices involve using the most specific code available and ensuring that all relevant clinical information is included in the patient's medical record to support the diagnosis and treatment provided.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by I25.792?

I25.792 covers atherosclerosis affecting coronary artery bypass grafts, specifically when patients experience refractory angina pectoris, which is angina that does not respond adequately to standard medical treatment.

When should I25.792 be used instead of related codes?

I25.792 should be used when there is documented evidence of atherosclerosis in bypass grafts accompanied by refractory angina, distinguishing it from other forms of coronary artery disease without graft involvement.

What documentation supports I25.792?

Documentation should include clinical notes detailing the patient's history of coronary artery bypass grafting, current symptoms of angina, results from diagnostic tests, and any treatments attempted for angina management.