Other acute lower respiratory infections (J20-J22)

Instructional notes

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers COPD and asthma exacerbations, sequencing of acute respiratory failure, confirmed versus suspected identified influenza, ventilator associated pneumonia, and vaping-related disorders.

• Chronic Obstructive Pulmonary Disease [COPD] and Asthma (page 56)
• Acute Respiratory Failure (page 56)
• Influenza due to certain identified influenza viruses (page 57)
• Ventilator associated Pneumonia (page 57)
• Vaping-related disorders (page 58)

Read Section I.C.10 (page 56)

All codes under J20-J22

J20-J22 can't be used on a claim. Pick a billable code below; grey headings group them.

• J20Acute bronchitis
• J20.0Acute bronchitis due to Mycoplasma pneumoniae
• J20.1Acute bronchitis due to Hemophilus influenzae
• J20.2Acute bronchitis due to streptococcus
• J20.3Acute bronchitis due to coxsackievirus
• J20.4Acute bronchitis due to parainfluenza virus
• J20.5Acute bronchitis due to respiratory syncytial virus
• J20.6Acute bronchitis due to rhinovirus
• J20.7Acute bronchitis due to echovirus
• J20.8Acute bronchitis due to other specified organisms
• J20.9Acute bronchitis, unspecified
• J21Acute bronchiolitis
• J21.0Acute bronchiolitis due to respiratory syncytial virus
• J21.1Acute bronchiolitis due to human metapneumovirus
• J21.8Acute bronchiolitis due to other specified organisms
• J21.9Acute bronchiolitis, unspecified
• J22Unspecified acute lower respiratory infection

J20-J22 MS-DRGs

This code does not group to an MS-DRG as a principal diagnosis.

Other codes that refer to J20-J22

Notes on these codes point to J20-J22.

• D81.82 Code Also: other acute respiratory tract infections (J00-J06; J20-J22)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.