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O16.2

Billable

Unspecified maternal hypertension, second trimester

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

What This Code Means

High blood pressure in a pregnant woman during the second trimester (weeks 14-20), without a specific underlying cause identified.

Coding Tips

  • •Distinguish between gestational hypertension (new onset during pregnancy) and chronic hypertension (pre-existing)
  • •Second trimester spans approximately weeks 14-20 of pregnancy

Code Hierarchy

└O16Unspecified maternal hypertension└O16.2Unspecified maternal hypertension, second trimester
└O16.2Unspecified maternal hypertension, second trimester

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