J21Non-billable
Acute bronchiolitis
Chapter 10: Diseases of the respiratory system
Includes
1 item
Includes
1 item- •acute bronchiolitis with bronchospasm
Excludes2
1 item
Excludes2
- •respiratory bronchiolitis interstitial lung disease (J84.115)
Coding Guidance
J21 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Excludes2
9 items
Excludes2
From J00-J99:
- •certain conditions originating in the perinatal period (P04-P96)
- •certain infectious and parasitic diseases (A00-B99)
- •
- •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
7 items
Use Additional Code
Notes
1 item
Notes
From J00-J99:
- •When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).