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 CodesJ45.998

J45.998

Other asthma

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

Code Description

ICD-10 J45.998 is a billable code used to indicate a diagnosis of other asthma.

Key Diagnostic Point:

J45.998 refers to 'Other asthma,' which encompasses various asthma conditions that do not fall under the more specific categories of asthma defined in the ICD-10 coding system. Asthma is a chronic inflammatory disease of the airways characterized by recurrent breathing problems, wheezing, chest tightness, and coughing. The condition involves the bronchial tubes, which become inflamed and narrowed, leading to airflow obstruction. The disease can progress through exacerbations triggered by allergens, irritants, respiratory infections, or physical activity. Patients may present with varying symptoms and severity, necessitating a thorough clinical evaluation. Diagnostic considerations include a detailed patient history, physical examination, and pulmonary function tests to assess airway responsiveness. Other asthma may include atypical presentations or asthma related to specific environmental factors, occupational exposures, or comorbid conditions. Accurate diagnosis is crucial for effective management and treatment planning, which may involve inhaled corticosteroids, bronchodilators, and lifestyle modifications.

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

Pulmonology

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

Allergy and Immunology

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 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

Asthma, including other asthma types, significantly affects population health, contributing to increased healthcare utilization and costs. Quality measures often focus on asthma control and management, impacting patient outcomes and satisfaction. Understanding the epidemiology of asthma, including its prevalence and triggers, is crucial for developing effective public health strategies and interventions aimed at reducing the burden of this chronic respiratory condition.

ICD-9 vs ICD-10

Asthma, including other asthma types, significantly affects population health, contributing to increased healthcare utilization and costs. Quality measures often focus on asthma control and management, impacting patient outcomes and satisfaction. Understanding the epidemiology of asthma, including its prevalence and triggers, is crucial for developing effective public health strategies and interventions aimed at reducing the burden of this chronic respiratory condition.

Reimbursement & Billing Impact

Asthma, including other asthma types, significantly affects population health, contributing to increased healthcare utilization and costs. Quality measures often focus on asthma control and management, impacting patient outcomes and satisfaction. Understanding the epidemiology of asthma, including its prevalence and triggers, is crucial for developing effective public health strategies and interventions aimed at reducing the burden of this chronic respiratory condition.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by J45.998?

J45.998 covers various forms of asthma that do not fit into the more specific categories, including asthma related to environmental factors, occupational exposures, or atypical presentations. It may also include patients with mixed asthma types or those with asthma exacerbated by comorbid conditions.

When should J45.998 be used instead of related codes?

J45.998 should be used when the patient's asthma does not align with the more specific codes available for asthma types. It is essential to document the unique aspects of the patient's asthma to justify the use of this code.

What documentation supports J45.998?

Documentation should include a comprehensive patient history, details of asthma triggers, results from pulmonary function tests, and any comorbid conditions that may influence asthma management. Clear evidence of the patient's unique asthma presentation is critical.