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J22

Billable

Unspecified acute lower respiratory infection

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

An acute infection of the lower respiratory tract (lungs and airways) that cannot be classified as a more specific condition like pneumonia or bronchitis.

Coding Tips

  • This is a catch-all code for acute lower respiratory infections; use only when a more specific diagnosis cannot be determined
  • Review documentation to see if the condition can be more specifically classified as bronchitis, bronchiolitis, or pneumonia

Excludes 1 — Do NOT code together

  • upper respiratory infection (acute) (J06.9)

Code Hierarchy

J22Unspecified acute lower respiratory infection
J22Unspecified acute lower respiratory infection

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