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Home/Diagnosis/ICD-10 Coding for Cough Variant Asthma

ICD-10 Coding for Cough Variant Asthma

J45.991

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

Also Known as:
CVA
Asthma with Cough
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Key Information: ICD-10 Coding for Cough Variant Asthma

Essential facts and insights about ICD-10 Coding for Cough Variant Asthma

Use ICD-10 code J45.991 for cough variant asthma, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Cough variant asthma

Billable Code
J45.991
Billable

Diagnostic Criteria

clinical:
  • • Chronic cough >8 weeks, no wheezing, positive bronchial test
coding:
  • • Avoid using with unspecified asthma codes

Applicable To

  • • Chronic cough as sole symptom
  • • Positive bronchial hyperresponsiveness

Important Notes

  • • Ensure documentation specifies CVA criteria and excludes other asthma types.
Ancillary Codes

Additional codes that may be used with this diagnosis

J30.9

Allergic rhinitis

Use when allergic rhinitis is a trigger.

K21.9

GERD

Use when GERD is a contributing factor.

Frequently Asked Questions

What is the ICD-10 code for cough variant asthma?

The ICD-10 code for cough variant asthma is J45.991, used when chronic cough is the sole symptom and meets diagnostic criteria.

How is cough variant asthma documented?

Document chronic cough duration, absence of wheezing, positive methacholine test, and response to bronchodilators for cough variant asthma.

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