J22
BillableUnspecified acute lower respiratory infection
J22 is the ICD-10-CM code for Unspecified acute lower respiratory infection. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- J00-J99
- Edition
- FY2026
J00-J99 Diseases of the respiratory system
Includes
- •Acute (lower) respiratory (tract) infection NOS
Excludes1 — not coded here
- •upper respiratory infection (acute) (J06.9)
Frequently asked questions
- What is ICD-10 code J22?
- J22 is the ICD-10-CM code for "Unspecified acute lower respiratory infection". It falls under J00-J99 Diseases of the respiratory system.
- Is J22 a billable code?
- Yes — J22 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from J22?
- Excludes1 (not coded here): upper respiratory infection (acute) (J06.9).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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