2026 ICD-10-CM Diagnosis Code J05Acute obstructive laryngitis [croup] and epiglottitis

ICD-10-CM Codes›J00–J99›J00-J06›J05

ICD-10-CM J05
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

J05 is a non-billable ICD-10-CM category code for acute obstructive laryngitis [croup] and epiglottitis, so it cannot be submitted on claims. Use a more specific code from this category instead, such as J05.0, J05.10, and J05.11.

Code Identity

ICD-10-CM Code
J05
Billable Status
No — Non-Billable Category
Code Describes
Acute obstructive laryngitis [croup] and epiglottitis
Chapter
J00-J06
Acute upper respiratory infections

Code Classification

ChapterJ00–J99Diseases of the respiratory system
SectionJ00-J06Acute upper respiratory infections
CategoryJ05Acute obstructive laryngitis [croup] and epiglottitis
This CodeJ05Acute obstructive laryngitis [croup] and epiglottitis

Specific Coding for Acute obstructive laryngitis [croup] and epiglottitisOverview

Non-specific codes like J05 require more characters. Use one of these billable codes instead:

  • Use J05.0 for Acute obstructive laryngitis [croup]

  • J05.1 for Acute epiglottitis

  • Use J05.10 for Acute epiglottitis without obstruction

  • Use J05.11 for Acute epiglottitis with obstruction

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Code Also

  • , influenza, if present, such as:
  • influenza due to identified novel influenza A virus with other respiratory manifestations J09.X2
  • influenza due to other identified influenza virus with other respiratory manifestations J10.1
  • influenza due to unidentified influenza virus with other respiratory manifestations J11.1

Use Additional Code

Patient EducationClinical

Croup

Croup 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.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About J05Overview

Is J05 (Acute obstructive laryngitis [croup] and epiglottitis) a billable code?

No. This is a category header that groups the codes for acute obstructive laryngitis [croup] and epiglottitis, and headers cannot be submitted on claims. Claims for acute obstructive laryngitis [croup] and epiglottitis need a more specific code from this category, such as J05.0, J05.10, and J05.11.