ICD-10-CM Codes
J00-J99
J20-J22
J21-
2023 ICD-10-CM Diagnosis Code J21.0

2023 ICD-10-CM Diagnosis Code J21.0

Acute bronchiolitis due to respiratory syncytial virus

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

J21.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM J21.0 became effective on October 1, 2022.
This is the American ICD-10-CM version of J21.0 - other international versions of ICD-10 J21.0 may differ.

Applicable To

Acute bronchiolitis due to RSV

The following code(s) above J21.0 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to J21.0:

J00-J99
2023 ICD-10-CM Range J00-J99
Diseases of the respiratory system
Note
- 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).
Type 2 Excludes
- 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, 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)
Diseases of the respiratory system
J20-J22
2023 ICD-10-CM Range J20-J22
Other acute lower respiratory infections
Type 2 Excludes
- chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)
Other acute lower respiratory infections
J21
ICD-10-CM Diagnosis Code J21
Acute bronchiolitis
Includes
- acute bronchiolitis with bronchospasm
Type 2 Excludes
- respiratory bronchiolitis interstitial lung disease (J84.115)
Acute bronchiolitis

Approximate Synonyms

Bronchiolitis due to respiratory syncytial virus (rsv)
Respiratory syncytial virus bronchiolitis

ICD-10-CM J21.0 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

202 Bronchitis and asthma with cc/mcc
203 Bronchitis and asthma without cc/mcc

Convert J21.0 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Code annotations containing back-references to J21.0:

Type 1 Excludes: B97.4

ICD-10-CM Diagnosis Code B97.4
Respiratory syncytial virus as the cause of diseases classified elsewhere
Applicable To
- RSV as the cause of diseases classified elsewhere
Code First
- related disorders, such as:
- otitis media (H65.-)
- upper respiratory infection (J06.9)
Type 1 Excludes
- acute bronchiolitis due to respiratory syncytial virus (RSV) (J21.0)
- acute bronchitis due to respiratory syncytial virus (RSV) (J20.5)
- respiratory syncytial virus (RSV) pneumonia (J12.1)

Diagnosis Index entries containing back-references to J21.0:

Bronchiolitis (acute) (infective) (subacute) J21.9
ICD-10-CM Diagnosis Code J21.9
Acute bronchiolitis, unspecified
Applicable To
Bronchiolitis (acute)
Type 1 Excludes
chronic bronchiolitis (J44.-)
- due to
  - respiratory syncytial virus J21.0 (RSV)
Infection, infected, infective (opportunistic) B99.9
ICD-10-CM Diagnosis Code B99.9
Unspecified infectious disease
- virus, viral NOS B34.9
  ICD-10-CM Diagnosis Code B34.9
  Viral infection, unspecified
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Viremia NOS
  - respiratory syncytial (RSV)
    - bronchiolitis J21.0
Virus, viral - see also condition
- respiratory syncytial (RSV)
  - bronchiolitis J21.0

ICD-10-CM Codes Adjacent To J21.0

J20.1 Acute bronchitis due to Hemophilus influenzae

J20.2 Acute bronchitis due to streptococcus

J20.3 Acute bronchitis due to coxsackievirus

J20.4 Acute bronchitis due to parainfluenza virus

J20.5 Acute bronchitis due to respiratory syncytial virus

J20.6 Acute bronchitis due to rhinovirus

J20.7 Acute bronchitis due to echovirus

J20.8 Acute bronchitis due to other specified organisms

J20.9 Acute bronchitis, unspecified

J21 Acute bronchiolitis

J21.0 Acute bronchiolitis due to respiratory syncytial virus

J21.1 Acute bronchiolitis due to human metapneumovirus

J21.8 Acute bronchiolitis due to other specified organisms

J21.9 Acute bronchiolitis, unspecified

J22 Unspecified acute lower respiratory infection

J30 Vasomotor and allergic rhinitis

J30.0 Vasomotor rhinitis

J30.1 Allergic rhinitis due to pollen

J30.2 Other seasonal allergic rhinitis

J30.5 Allergic rhinitis due to food

J30.8 Other allergic rhinitis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2023 ICD-10-CM Diagnosis Code J21.0

Acute bronchiolitis due to respiratory syncytial virus

Diseases of the respiratory system

Other acute lower respiratory infections

Acute bronchiolitis

Respiratory syncytial virus as the cause of diseases classified elsewhere

Acute bronchiolitis, unspecified

Unspecified infectious disease

Viral infection, unspecified