ICD-10 Code J44.9: Chronic obstructive pulmonary disease, unspecified
Diseases of the respiratory system
ICD-10 code J44.9 identifies unspecified chronic obstructive pulmonary disease without exacerbation.
Coding guidance
The J44 category distinguishes COPD with acute exacerbation (J44.1) and with acute lower respiratory infection (J44.0).
Tobacco use, dependence or exposure should be coded additionally.
Asthma coexisting with COPD may require additional codes from J45.
Documentation and specificity notes
- Specify whether acute exacerbation or infection is present at the encounter.
- Always code tobacco use or exposure additionally when documented.
- COPD is a significant risk-adjustment condition.
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 J44.9, frequently asked questions questions
- What is ICD-10 code J44.9?
- ICD-10 code J44.9 identifies unspecified chronic obstructive pulmonary disease without exacerbation.
- Is J44.9 a billable ICD-10 code?
- Yes. J44.9 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 J44.9?
- Specify whether acute exacerbation or infection is present at the encounter. Always code tobacco use or exposure additionally when documented. COPD is a significant risk-adjustment condition.
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