J44.1
Billable codeChronic obstructive pulmonary disease with (acute) exacerbation
The ICD-10 code for chronic obstructive pulmonary disease with (acute) exacerbation is J44.1.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Decompensated COPD
- Decompensated COPD with (acute) exacerbation
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- J44.0Chronic obstructive pulmonary disease with (acute) lower respiratory infection
- J44.8Other specified chronic obstructive pulmonary diseasenon-billable header
- J44.9Chronic obstructive pulmonary disease, unspecified
- J44.1Chronic obstructive pulmonary disease with (acute) exacerbation
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 49121Approximate match
- 49322Approximate match
Associated MS-DRGs
J44.1 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.