J21.1
BillableAcute bronchiolitis due to human metapneumovirus
Acute bronchiolitis due to human metapneumovirus
Coding Notes
Includes
Conditions included under this code
- acute bronchiolitis with bronchospasm
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •smoke inhalationT59.81
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •chronic obstructive pulmonary disease with acute lower respiratory infectionJ44.0
- •respiratory bronchiolitis interstitial lung diseaseJ84.115
Use Additional Code
Additional codes that should follow this code
Related Codes(3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(21)
SNOMED CT
- Acute bronchiolitis5505005
- Acute capillary bronchiolitis5505005
- Capillary pneumonia5505005
- Acute viral bronchiolitis233602006
- Acute bronchiolitis caused by Human metapneumovirus445102008
- Bronchiolitis caused by Human metapneumovirus445102008
- Inflammation of bronchiole caused by Human metapneumovirus445102008
- Human metapneumovirus infection1087141000119106
UMLS
- Acute bronchiolitis caused by Human metapneumovirusC2919660
- Acute bronchiolitis due to human metapneumovirusC2919660
- Bronchiolitis caused by Human metapneumovirusC2919660
- Inflammation of bronchiole caused by Human metapneumovirusC2919660
- Inflammation of bronchiole caused by Human metapneumovirus (disorder)C2919660
Clinical Terms
- Bronchiolitis caused by Human metapneumovirus
- Inflammation of bronchiole caused by Human metapneumovirus (disorder)
- Human metapneumovirus infection
- Inflammation of bronchiole caused by Human metapneumovirus
- Acute bronchiolitis caused by Human metapneumovirus
- Acute viral bronchiolitis
- Acute capillary bronchiolitis
- Capillary pneumonia
Frequently Asked Questions
What is the ICD-10 code for acute bronchiolitis due to human metapneumovirus?
The ICD-10-CM code for acute bronchiolitis due to human metapneumovirus is J21.1. The full clinical description is "Acute bronchiolitis due to human metapneumovirus". J21.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code J21.1 mean?
ICD-10-CM code J21.1 represents “Acute bronchiolitis due to human metapneumovirus”. It is classified under Chapter 10: Diseases of the Respiratory System and is a billable/specific code that can be used on a claim.
Is J21.1 a billable code?
Yes, J21.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is J21.1 in?
J21.1 is in Chapter 10: Diseases of the Respiratory System (codes J00-J99).
Are additional codes required with J21.1?
Yes, when using J21.1, also report: 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).
What SNOMED CT codes does J21.1 map to?
J21.1 maps to 4 SNOMED CT concepts: 5505005, 445102008, 233602006, 1087141000119106. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for J21.1?
J21.1 is linked to 1 UMLS Concept Unique Identifier: C2919660. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does J21.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like acute bronchiolitis due to human metapneumovirus affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of J21.1?
J21.1 maps to the ICD-11 code: CA41.Y&XN513.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.