O10.91
Non-Billable (Header)Unspecified pre-existing hypertension complicating pregnancy
Child Codes
O10.911Unspecified pre-existing hypertension complicating pregnancy, first trimester
O10.912Unspecified pre-existing hypertension complicating pregnancy, second trimester
O10.913Unspecified pre-existing hypertension complicating pregnancy, third trimester
O10.919Unspecified pre-existing hypertension complicating pregnancy, unspecified trimester
Code Hierarchy
└O10Pre-existing hypertension complicating pregnancy, childbirth and the puerperium└O10.9Unspecified pre-existing hypertension complicating pregnancy, childbirth and the puerperium└O10.91Unspecified pre-existing hypertension complicating pregnancy
└O10.91Unspecified pre-existing hypertension complicating pregnancy