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P25.2

Billable

Pneumomediastinum originating in the perinatal period

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

What This Code Means

Air trapped in the mediastinum (the space between the lungs in the chest) of a newborn during the perinatal period.

Coding Tips

  • Often occurs as a complication of mechanical ventilation or severe respiratory distress in newborns
  • Document associated conditions such as pneumothorax or interstitial emphysema if present

Code Hierarchy

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