ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesI25.812

I25.812

Billable

Atherosclerosis of bypass graft of coronary artery of transplanted heart without angina pectoris

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

Code Description

ICD-10 I25.812 is a billable code used to indicate a diagnosis of atherosclerosis of bypass graft of coronary artery of transplanted heart without angina pectoris.

Key Diagnostic Point:

I25.812 refers to atherosclerosis of a bypass graft of the coronary artery in a transplanted heart without the presence of angina pectoris. This condition arises when there is a buildup of plaque within the grafts that were surgically placed to bypass blocked coronary arteries. The anatomy involved includes the coronary arteries and the grafts, which may be composed of veins or arteries harvested from other parts of the body. Disease progression can lead to reduced blood flow to the heart muscle, potentially resulting in ischemia, heart failure, or other complications. Patients may present with symptoms such as fatigue or shortness of breath, but without angina, making diagnosis challenging. Diagnostic considerations include imaging studies like coronary angiography or non-invasive tests to assess graft patency and myocardial perfusion. Regular monitoring and follow-up are essential for early detection and management of this condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires understanding of graft anatomy and potential complications.
  • Treatment complexity: Management may involve medical therapy or re-intervention.
  • Documentation requirements: Detailed clinical documentation is necessary to justify the diagnosis.
  • Coding specificity: Requires precise coding to differentiate from other forms of coronary artery disease.

Audit Risk Factors

  • Common coding errors: Misclassification of graft-related issues or confusion with native artery diseases.
  • Documentation gaps: Insufficient detail in clinical notes regarding the patient's history and current status.
  • Billing challenges: Potential for denials if the connection between the diagnosis and treatment is not clearly established.

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

Transplant 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 I25.812 lies in its potential to lead to serious cardiovascular complications if not managed appropriately. The population health impact is notable, as patients with transplanted hearts are at increased risk for graft-related issues. Quality measures may include monitoring graft patency and patient outcomes post-transplant. Understanding healthcare utilization patterns for this condition can help in resource allocation and improving patient care strategies.

ICD-9 vs ICD-10

The clinical significance of I25.812 lies in its potential to lead to serious cardiovascular complications if not managed appropriately. The population health impact is notable, as patients with transplanted hearts are at increased risk for graft-related issues. Quality measures may include monitoring graft patency and patient outcomes post-transplant. Understanding healthcare utilization patterns for this condition can help in resource allocation and improving patient care strategies.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the medical necessity for any procedures performed is well-documented. Common denials may arise from insufficient evidence linking the diagnosis to the treatment provided. Best practices include maintaining thorough clinical notes and ensuring that all relevant diagnostic tests are documented and coded accurately to support the claim.

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 I25.812?

I25.812 specifically covers atherosclerosis affecting bypass grafts in patients with a transplanted heart, without the presence of angina pectoris. It is crucial to differentiate this from other coronary artery diseases that may present with angina.

When should I25.812 be used instead of related codes?

I25.812 should be used when the patient has a documented history of atherosclerosis affecting a bypass graft in a transplanted heart and does not exhibit angina symptoms. It is important to ensure that the clinical documentation supports this specific diagnosis.

What documentation supports I25.812?

Documentation should include a detailed patient history, evidence of atherosclerosis in the grafts, results from imaging studies, and a clear statement that the patient does not experience angina pectoris. This may also include notes from cardiology consultations.