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ICD-10 Guide
ICD-10 CodesI25.719

I25.719

Billable

Atherosclerosis of autologous vein coronary artery bypass graft(s) with unspecified angina pectoris

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

Code Description

ICD-10 I25.719 is a billable code used to indicate a diagnosis of atherosclerosis of autologous vein coronary artery bypass graft(s) with unspecified angina pectoris.

Key Diagnostic Point:

I25.719 refers to atherosclerosis of autologous vein coronary artery bypass graft(s) accompanied by unspecified angina pectoris. This condition arises when there is a buildup of plaque within the grafts used in coronary artery bypass surgery, leading to narrowed or blocked arteries. Clinically, patients may present with chest pain or discomfort, which is characteristic of angina pectoris, although the specific nature of the angina may not be clearly defined. The anatomy involved includes the coronary arteries and the grafts, typically harvested from the patient's own veins, which are used to bypass blocked coronary arteries. Disease progression can lead to worsening angina, myocardial ischemia, or even myocardial infarction if not managed appropriately. Diagnostic considerations include imaging studies such as coronary angiography or non-invasive tests to assess graft patency and myocardial perfusion. Regular follow-up and monitoring are essential for managing this condition effectively.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires understanding of graft-related complications and angina classification.
  • Treatment complexity: Involves potential interventions such as angioplasty, stenting, or further surgical options.
  • Documentation requirements: Detailed clinical notes on symptoms, diagnostic tests, and treatment plans are necessary.
  • Coding specificity: Requires precise coding to differentiate from other forms of coronary artery disease.

Audit Risk Factors

  • Common coding errors: Misclassification of angina type or failure to document graft involvement.
  • Documentation gaps: Incomplete records regarding the patient's history of bypass surgery or symptoms.
  • Billing challenges: Potential denials if documentation does not clearly support the diagnosis or if the code is not used appropriately.

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 I25.719 lies in its association with increased morbidity and potential mortality due to cardiovascular events. It highlights the importance of monitoring patients with a history of coronary artery bypass grafting for graft-related complications. Population health impact includes the need for targeted interventions to manage angina and prevent further cardiovascular issues, which can lead to increased healthcare utilization and costs. Understanding the epidemiology of this condition is crucial for developing effective treatment strategies and improving patient outcomes.

ICD-9 vs ICD-10

The clinical significance of I25.719 lies in its association with increased morbidity and potential mortality due to cardiovascular events. It highlights the importance of monitoring patients with a history of coronary artery bypass grafting for graft-related complications. Population health impact includes the need for targeted interventions to manage angina and prevent further cardiovascular issues, which can lead to increased healthcare utilization and costs. Understanding the epidemiology of this condition is crucial for developing effective treatment strategies and improving patient outcomes.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the medical necessity for procedures related to this condition is clearly documented. Common denials may arise from insufficient documentation or misclassification of the angina type. Coders should ensure that all relevant clinical information is included in the patient's medical record to support the use of this code and to facilitate appropriate reimbursement.

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 I25.719?

I25.719 covers atherosclerosis affecting autologous vein grafts used in coronary artery bypass surgery, specifically when patients experience unspecified angina pectoris. It does not specify the severity or type of angina, allowing for broader application in clinical scenarios.

When should I25.719 be used instead of related codes?

I25.719 should be used when there is clear evidence of atherosclerosis in vein grafts with angina symptoms, but without specific classification of the angina. If the angina is classified or if the atherosclerosis affects native arteries, other codes should be considered.

What documentation supports I25.719?

Documentation should include a detailed history of the patient's coronary artery bypass graft surgery, current symptoms of angina, results from diagnostic tests (such as angiograms), and any treatment plans or interventions undertaken.