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Home/Diagnosis/ICD-10 Coding for COPD and Asthma

ICD-10 Coding for COPD and Asthma

J44.9
J45.40

Complete ICD-10-CM coding and documentation guide for icd-10 coding for copd and asthma includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Chronic Obstructive Pulmonary Disease with Asthma
Asthmatic Bronchitis
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Key Information: ICD-10 Coding for COPD and Asthma

Essential facts and insights about ICD-10 Coding for COPD and Asthma

Use ICD-10 code J44.9 for chronic obstructive pulmonary disease, unspecified, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Chronic obstructive pulmonary disease, unspecified

Billable Code
J44.9
Billable

Diagnostic Criteria

  • • Presence of chronic respiratory symptoms and airflow limitation.

Applicable To

  • • Chronic obstructive airway disease
  • • Chronic obstructive lung disease

Important Notes

  • • Ensure documentation specifies if asthma is present and its type.

Moderate persistent asthma, uncomplicated

Billable Code
J45.40
Billable

Diagnostic Criteria

  • • Reversibility testing showing improvement in FEV1 ≥12% post-bronchodilator

Applicable To

  • • Moderate persistent asthma

Important Notes

  • • Document asthma severity and control level.
Ancillary Codes

Additional codes that may be used with this diagnosis

J45.901

Unspecified asthma with (acute) exacerbation

Use when there is an acute exacerbation of unspecified asthma.

J20.9

Acute bronchitis, unspecified

Use when acute bronchitis is present alongside asthma.

Frequently Asked Questions

How do you code COPD with asthma?

Code COPD with asthma using J44.9 for COPD and specify asthma type with J45.- codes. Ensure documentation specifies asthma severity.

What is the ICD-10 code for COPD with asthma?

The ICD-10 code for COPD with unspecified asthma is J44.9. Specify asthma type for additional coding.

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