J05

Non-Billable

ChapterJ00–J99

Rankcategory

Official Description

Acute obstructive laryngitis [croup] and epiglottitis

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 10: Diseases of the Respiratory System (J00-J99).

CH10 Parent Instructions

Excludes2(Not included here)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
smoke inhalation (T59.81-)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Use Additional Code

code, where applicable, to identify:
exposure to environmental tobacco smoke (Z77.22)
exposure to tobacco smoke in the perinatal period (P96.81)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

J00-J06 Parent Instructions

Excludes1(Not coded here)

chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)

Instructional Notes

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

code (B95-B97) to identify infectious agent.

Clinical Hierarchy

CH10Diseases of the respiratory system (J00-J99)

J00-J06Acute upper respiratory infections (J00-J06)

J05Acute obstructive laryngitis [croup] and epiglottitis

J05.0Acute obstructive laryngitis [croup]

J05.1Acute epiglottitis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to J05:

blockJ00-J06

Acute upper respiratory infections (J00-J06)

View context instructions

chapterCH10

Diseases of the respiratory system (J00-J99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to J05. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

11 raw paths

Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor)3 unique routes

croupous→J05

membranous→J05

trachealis→J05

Croup, croupous (catarrhal) (infectious) (inflammatory) (nondiphtheritic)1 unique routes

Direct index entry→J05

Epiglottitis, epiglottiditis (acute)2 unique routes

Direct index entry→J05

with obstruction→J05

Laryngitis (acute) (edematous) (fibrinous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative)3 unique routes

obstructive→J05