J05.0
BillableAcute obstructive laryngitis [croup]
J05.0 is the ICD-10-CM code for Acute obstructive laryngitis [croup]. It is a billable, specific code valid for reimbursement.
J00-J99 Diseases of the respiratory system
What this means — in plain language
MedlinePlus · NIHCroup is an inflammation of the vocal cords (larynx) and windpipe (trachea). It causes difficulty breathing, a barking cough, and a hoarse voice. The cause is usually a virus, often parainfluenza virus . Other causes include allergies and reflux . Croup often starts out like a cold. But then the vocal cords and windpipe become swollen, causing the hoarseness and the cough. There may also be a fever and high-pitched…
Read more about Croup at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Obstructive laryngitis (acute) NOS
- •Obstructive laryngotracheitis NOS
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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