ICD-10 Code J20.9: Acute bronchitis, unspecified
Diseases of the respiratory system
ICD-10 code J20.9 identifies acute bronchitis of unspecified organism.
Coding guidance
The J20 category specifies causative organisms including mycoplasma, streptococcus and various viruses.
Excludes bronchitis not specified as acute or chronic (J40) and chronic bronchitis (J41-J42).
In patients with COPD, acute bronchitis is coded to J44.0 instead.
Documentation and specificity notes
- Specify the causative organism when identified by testing.
- In COPD patients, use J44.0 rather than J20.9.
- Document duration and clinical findings supporting acute bronchitis.
Related codes
This page provides a general summary for educational purposes and is not a substitute for the official ICD-10-CM code set, the ICD-10-CM Official Guidelines for Coding and Reporting, or payer policy. Code sets are updated annually, verify against the current official release before billing.
FAQ
ICD-10 J20.9, frequently asked questions questions
- What is ICD-10 code J20.9?
- ICD-10 code J20.9 identifies acute bronchitis of unspecified organism.
- Is J20.9 a billable ICD-10 code?
- Yes. J20.9 is a billable and specific ICD-10-CM code that may be used to indicate a diagnosis for reimbursement purposes, provided documentation supports it.
- What documentation supports J20.9?
- Specify the causative organism when identified by testing. In COPD patients, use J44.0 rather than J20.9. Document duration and clinical findings supporting acute bronchitis.
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