J12.1 - Respiratory syncytial virus pneumonia

Version 2023
ICD-10:J12.1
Short Description:Respiratory syncytial virus pneumonia
Long Description:Respiratory syncytial virus pneumonia
Status: Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Diseases of the respiratory system (J00–J99)
    • Influenza and pneumonia (J09-J18)
      • Viral pneumonia, not elsewhere classified (J12)

J12.1 is a billable ICD-10 code used to specify a medical diagnosis of respiratory syncytial virus pneumonia. The code is valid during the fiscal year 2023 from October 01, 2022 through September 30, 2023 for the submission of HIPAA-covered transactions.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Clinical Information

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to this diagnosis code:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

Index to Diseases and Injuries References

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for this diagnosis code are found in the injuries and diseases index:

Convert to ICD-9 Code

Source ICD-10 CodeTarget ICD-9 Code
J12.1480.1 - Resp syncyt viral pneum

Patient Education


Respiratory Syncytial Virus Infections

What is respiratory syncytial virus (RSV)?

Respiratory syncytial virus, or RSV, is a common respiratory virus. It usually causes mild, cold-like symptoms. But it can cause serious lung infections, especially in infants, older adults, and people with serious medical problems.

How is respiratory syncytial virus (RSV) spread?

RSV spreads from person to person through:

People who have an RSV infection are usually contagious for 3 to 8 days. But sometimes infants and people with weakened immune systems can continue to spread the virus for as long as 4 weeks.

Who is at risk for respiratory syncytial virus (RSV) infections?

RSV can affect people of all ages. But it is very common in small children; nearly all children become infected with RSV by age 2. In the United States, RSV infections usually occur during fall, winter, or spring.

Certain people are at higher risk of having a severe RSV infection:

What are the symptoms of respiratory syncytial virus (RSV) infections?

The symptoms of RSV infection usually start about 4 to 6 days after infection. They include:

These symptoms usually appear in stages instead of all at once. In very young infants, the only symptoms may be irritability, decreased activity, and trouble breathing.

RSV can also cause more severe infections, especially in people at high risk. These infections include bronchiolitis, an inflammation of the small airways in the lung, and pneumonia, an infection of the lungs.

How are respiratory syncytial virus (RSV) infections diagnosed?

Your health care provider may use many tools to make a diagnosis:

What are the treatments for respiratory syncytial virus (RSV) infections?

There is no specific treatment for RSV infection. Most infections go away on their own in a week or two. Over-the-counter pain relievers can help with the fever and pain. However, do not give aspirin to children. And do not give cough medicine to children under four. It is also important to get enough fluids to prevent dehydration.

Some people with severe infection may need to be hospitalized. There, they might get oxygen, a breathing tube, or a ventilator.

Can respiratory syncytial virus (RSV) infections be prevented?

There are no vaccines for RSV. But you may able to reduce your risk of getting or spreading an RSV infection by:

Centers for Disease Control and Prevention


[Learn More in MedlinePlus]

Code History