ICD-10-CM 2027
ICD-10 code for Glottitis
From the official ICD-10-CM alphabetic index entry “Glottitis”. Page updated September 29, 2026.
About coding Glottitis
The ICD-10-CM code for Glottitis is J04.0 (Acute laryngitis).
Within J04 (acute laryngitis and tracheitis), J04.0 is specifically for acute laryngitis. Related codes cover acute tracheitis (J04.1), acute laryngotracheitis (J04.2) and Supraglottitis, unspecified (J04.3).
Don't report J04.0 together with the conditions in its Excludes1 note: acute obstructive laryngitis (J05.0).
The conditions in its Excludes2 note aren't part of J04.0, but may be coded alongside it if the patient has both: chronic laryngitis (J37.0).
Don't confuse with (Excludes1 for J04.0)
- acute obstructive laryngitis (J05.0)
Common questions about Glottitis ICD-10 codes
What is the ICD-10 code for Glottitis?
- J04.0 — Acute laryngitis.
Is J04.0 billable?
- Yes. J04.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can J04.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict J04.0 as a principal diagnosis.
Is J04.0 a CC or MCC?
- No. J04.0 is neither a CC nor an MCC under MS-DRG v44.0.