O10.413
BillablePre-existing secondary hypertension complicating pregnancy, third trimester
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A pregnant woman in her third trimester (last 3 months) who has pre-existing secondary high blood pressure caused by another medical condition.
Coding Tips
- •Identify the underlying cause of secondary hypertension and consider coding it separately if clinically significant
- •Third trimester is weeks 28 until delivery; confirm this timing in the obstetric record
Code Hierarchy
└O10Pre-existing hypertension complicating pregnancy, childbirth and the puerperium└O10.4Pre-existing secondary hypertension complicating pregnancy, childbirth and the puerperium└O10.41Pre-existing secondary hypertension complicating pregnancy└O10.413Pre-existing secondary hypertension complicating pregnancy, third trimester
└O10.413Pre-existing secondary hypertension complicating pregnancy, third trimester