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ICD-10 Coding for Acute Asthmatic Bronchitis(J45.901, J44.1)

Complete ICD-10-CM coding and documentation guide for Acute Asthmatic Bronchitis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Asthmatic BronchitisBronchial Asthma with Bronchitis

Related ICD-10 Code Ranges

Complete code families applicable to Acute Asthmatic Bronchitis

J44-J45Primary Range

Chronic Obstructive Pulmonary Disease and Asthma

This range includes codes for asthma and COPD, which are relevant for acute asthmatic bronchitis when exacerbations occur.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
J45.901Unspecified asthma with acute exacerbationUse when acute asthmatic bronchitis is present without COPD.
  • Wheezing on auscultation
  • FEV1 improvement ≥15% post-bronchodilator
  • Productive cough >48hrs
J44.1COPD with acute exacerbationUse when COPD is present with acute exacerbation.
  • Chronic cough with sputum
  • PFT showing irreversible airflow limitation
  • Hypoxemia (SpO2 <92%)

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for acute asthmatic bronchitis

Essential facts and insights about Acute Asthmatic Bronchitis

The ICD-10 code for acute asthmatic bronchitis is J45.901, used for unspecified asthma with acute exacerbation.

Primary ICD-10-CM Codes for acute asthmatic bronchitis

Unspecified asthma with acute exacerbation
Billable Code

Decision Criteria

clinical Criteria

  • Presence of wheezing and FEV1 improvement post-bronchodilator.

Applicable To

  • Asthma with acute exacerbation

Excludes

  • Chronic obstructive pulmonary disease with acute exacerbation (J44.1)

Clinical Validation Requirements

  • Wheezing on auscultation
  • FEV1 improvement ≥15% post-bronchodilator
  • Productive cough >48hrs

Code-Specific Risks

  • Misclassification if COPD is also present but not coded.

Coding Notes

  • Ensure documentation specifies 'acute exacerbation' and asthma severity.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Long term (current) use of inhaled steroids

Z79.51
Use when patient is on inhaled steroids.

Long term (current) use of systemic steroids

Z79.52
Use when patient is on systemic steroids.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

COPD with acute exacerbation

J44.1
Use J44.1 when COPD is documented with acute exacerbation.

Unspecified chronic bronchitis

J42
Use J42 for simple chronic bronchitis without acute exacerbation.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Acute Asthmatic Bronchitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code J45.901.

Impact

Clinical: Inadequate treatment planning., Regulatory: Potential audit flags., Financial: Reduced reimbursement.

Mitigation Strategy

Use specific terms like 'acute exacerbation'., Include objective measures such as spirometry.

Impact

Reimbursement: Incorrect coding may lead to lower reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Code both J44.1 and J45.901 when both conditions are documented.

Impact

Inadequate documentation of exacerbation specifics.

Mitigation Strategy

Ensure detailed documentation of clinical findings and treatment.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Acute Asthmatic Bronchitis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Acute Asthmatic Bronchitis

Use these documentation templates to ensure complete and accurate documentation for Acute Asthmatic Bronchitis. These templates include all required elements for proper coding and billing.

Emergency Department Visit for Acute Asthmatic Bronchitis

Specialty: Pulmonology

Required Elements

  • Patient history
  • Physical examination findings
  • Spirometry results
  • Treatment plan

Example Documentation

62yo male with known moderate persistent asthma presents with 3-day worsening cough productive of yellow sputum, nocturnal awakening x2 nights, unresponsive to home albuterol.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Asthma acting up, give steroids
Good Documentation Example
Acute exacerbation of asthmatic bronchitis with FEV1 62% → 78% post-treatment; started prednisone 40mg daily x5 days
Explanation
The good example provides specific clinical findings and treatment details.

Need help with ICD-10 coding for Acute Asthmatic Bronchitis? Ask your questions below.

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