J21.9 - Acute bronchiolitis, unspecified

  • Applicable to Acute bronchiolitis, unspecified
  • The 2025 edition of ICD10-CM J21.9 became effective on October 1, 2024.
  • This is the American ICD10-CM version of J21.9 - other international versions of ICD10 J21.9 may differ.
  • J21.9 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

 Inclusion Term

  • Bronchiolitis (acute)

Type 1 Excludes

  • chronic bronchiolitis (J44.89)

The following codes above J21.9 contain annotation back-references that may be applicable to J21.9:

Chapter: J00-J99 Diseases of the respiratory system

Section: J20-J22 Other acute lower respiratory infections

Category: J21 Acute bronchiolitis

acute icd 10
 
Billable/Specific Code

Browse other similar CM codes

J21.0
 
J21.1
 
J21.8
 
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