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J93.81

Billable

Chronic pneumothorax

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

What This Code Means

A long-term condition where air remains in the space around the lung, causing partial collapse that persists over time.

Coding Tips

  • •Distinguish from acute pneumothorax; chronic implies ongoing or recurrent episodes
  • •May require long-term management or surgical intervention

Code Hierarchy

└J93Pneumothorax and air leak└J93.8Other pneumothorax and air leak└J93.81Chronic pneumothorax
└J93.81Chronic pneumothorax

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