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O99.519

Billable

Diseases of the respiratory system complicating pregnancy, unspecified trimester

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

What This Code Means

A lung or breathing condition complicating pregnancy when the specific trimester is not documented or specified.

Coding Tips

  • Use this code only when trimester information is unavailable or unclear in the medical record
  • Query the provider if trimester can be determined from other clinical documentation

Code Hierarchy

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