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J44.1 — Chronic obstructive pulmonary disease with (acute) exacerbation
J44.1
What this code means
A COPD exacerbation is a flare-up of chronic obstructive pulmonary disease with worsening breathlessness, cough and sputum.
Also called: copd exacerbation, copd flare.
When this code is used
Used for chronic obstructive pulmonary disease with (acute) exacerbation.
Where it sits in ICD-10-CM
Code J44.1 belongs to Chapter 10: Diseases of the respiratory system, which covers codes J00–J99 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
Learn more about this condition
Related symptoms
Related anatomy
Frequently asked questions
What is ICD-10-CM code J44.1?
J44.1 is the ICD-10-CM diagnosis code for “Chronic obstructive pulmonary disease with (acute) exacerbation”. A COPD exacerbation is a flare-up of chronic obstructive pulmonary disease with worsening breathlessness, cough and sputum.
When is code J44.1 used?
Used for chronic obstructive pulmonary disease with (acute) exacerbation. It belongs to Chapter 10 of ICD-10-CM (Diseases of the respiratory system).
This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.