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 CodesI24.8

I24.8

Non-billable

Other forms of acute ischemic heart disease

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

Code Description

ICD-10 I24.8 is a used to indicate a diagnosis of other forms of acute ischemic heart disease.

Key Diagnostic Point:

I24.8 refers to other forms of acute ischemic heart disease, which encompasses various acute conditions affecting the coronary arteries that do not fall under more specific categories such as acute myocardial infarction or unstable angina. Clinically, patients may present with chest pain, shortness of breath, or other symptoms indicative of reduced blood flow to the heart muscle. The anatomy involved primarily includes the coronary arteries, which supply blood to the heart. Disease progression can vary, with some patients experiencing rapid deterioration leading to myocardial infarction, while others may have transient ischemic episodes. Diagnostic considerations include electrocardiograms (ECGs), cardiac biomarkers, and imaging studies to assess coronary artery patency and myocardial perfusion. Accurate diagnosis is crucial for appropriate management and treatment, which may involve medication, lifestyle changes, or surgical interventions such as angioplasty or bypass surgery.

Code Complexity Analysis

Complexity Rating: Medium

Medium 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

Internal Medicine

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 I24.8 lies in its association with acute ischemic events that can lead to serious complications, including myocardial infarction and heart failure. Understanding the epidemiology of these conditions is crucial for population health management, as they contribute significantly to morbidity and mortality rates. Quality measures related to acute ischemic heart disease focus on timely diagnosis and treatment, which can improve patient outcomes and reduce healthcare utilization.

ICD-9 vs ICD-10

The clinical significance of I24.8 lies in its association with acute ischemic events that can lead to serious complications, including myocardial infarction and heart failure. Understanding the epidemiology of these conditions is crucial for population health management, as they contribute significantly to morbidity and mortality rates. Quality measures related to acute ischemic heart disease focus on timely diagnosis and treatment, which can improve patient outcomes and reduce healthcare utilization.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the documentation supports the acute nature of the ischemic event. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity for the services rendered. Coders should ensure that all relevant clinical information is captured to avoid billing challenges and ensure compliance with payer requirements.

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 I24.8?

I24.8 includes conditions such as acute coronary syndrome not otherwise specified, acute ischemic episodes without myocardial infarction, and transient ischemic attacks affecting the heart. It is important to differentiate these from more specific diagnoses to ensure accurate coding.

When should I24.8 be used instead of related codes?

I24.8 should be used when a patient presents with acute ischemic symptoms that do not meet the criteria for myocardial infarction or unstable angina. It is essential to document the clinical findings and rationale for this code to support its use.

What documentation supports I24.8?

Documentation should include clinical notes detailing the patient's symptoms, diagnostic test results, and any treatments administered. Clear descriptions of the acute ischemic event and its management are necessary to justify the use of I24.8.