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ICD-10 Guide
ICD-10 CodesI25.708

I25.708

Billable

Atherosclerosis of coronary artery bypass graft(s), unspecified, with other forms of angina pectoris

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

Code Description

ICD-10 I25.708 is a billable code used to indicate a diagnosis of atherosclerosis of coronary artery bypass graft(s), unspecified, with other forms of angina pectoris.

Key Diagnostic Point:

I25.708 refers to atherosclerosis of coronary artery bypass graft(s) that is unspecified, accompanied by other forms of angina pectoris. This condition arises when there is a buildup of plaque in the grafts used to bypass blocked coronary arteries, leading to reduced blood flow to the heart muscle. Clinically, patients may present with symptoms of angina, which can manifest as chest pain, discomfort, or pressure, especially during physical exertion or stress. The anatomy involved includes the coronary arteries and the grafts, which may be saphenous veins or internal mammary arteries. Disease progression can lead to worsening angina, myocardial ischemia, or even myocardial infarction if not managed appropriately. Diagnostic considerations include a thorough patient history, physical examination, and possibly imaging studies such as angiography or stress testing to evaluate graft patency and assess the severity of coronary artery disease. Understanding the nuances of this condition is crucial for effective management and coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires understanding of coronary artery disease and graft anatomy.
  • Treatment complexity: Management may involve medications, lifestyle changes, or further surgical intervention.
  • Documentation requirements: Detailed clinical documentation is essential to support the diagnosis.
  • Coding specificity: Requires precise coding to differentiate from other forms of angina and coronary artery disease.

Audit Risk Factors

  • Common coding errors: Misclassification of angina types or failure to document graft status.
  • Documentation gaps: Incomplete patient histories or lack of imaging results.
  • Billing challenges: Potential denials due to insufficient documentation linking symptoms to the diagnosis.

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 I25.708 lies in its association with increased morbidity and potential mortality due to cardiovascular events. Atherosclerosis of bypass grafts can lead to significant healthcare utilization, including hospitalizations and interventions. Understanding the epidemiology of this condition is crucial for population health management, as it affects a substantial number of patients with a history of coronary artery disease and bypass surgery. Quality measures related to the management of angina and cardiovascular health are also impacted by the accurate coding of this condition.

ICD-9 vs ICD-10

The clinical significance of I25.708 lies in its association with increased morbidity and potential mortality due to cardiovascular events. Atherosclerosis of bypass grafts can lead to significant healthcare utilization, including hospitalizations and interventions. Understanding the epidemiology of this condition is crucial for population health management, as it affects a substantial number of patients with a history of coronary artery disease and bypass surgery. Quality measures related to the management of angina and cardiovascular health are also impacted by the accurate coding of this condition.

Reimbursement & Billing Impact

reimbursement considerations include the necessity of demonstrating medical necessity for procedures related to the diagnosis. Billing challenges may arise if documentation does not clearly link the patient's symptoms to the diagnosis, so coders should be vigilant in ensuring that all relevant information is included in the medical record.

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 I25.708?

I25.708 covers atherosclerosis affecting coronary artery bypass grafts with the presence of other forms of angina pectoris, which may include stable angina, unstable angina, or variant angina. It is essential to document the specific type of angina experienced by the patient.

When should I25.708 be used instead of related codes?

I25.708 should be used when there is documented atherosclerosis of coronary artery bypass grafts accompanied by angina. If the angina is absent or if the atherosclerosis affects native coronary arteries, other codes such as I25.709 or I25.10 should be considered.

What documentation supports I25.708?

Documentation should include a detailed patient history, clinical findings, results from diagnostic tests (e.g., angiography, stress tests), and a clear description of the angina type. This ensures that the diagnosis is well-supported and justifies the use of this specific code.