O99.411
BillableDiseases of the circulatory system complicating pregnancy, first trimester
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A pregnant woman has a heart or blood vessel disease during the first three months of pregnancy.
Coding Tips
- •Always code the specific cardiovascular condition (hypertension, heart disease, etc.) in addition to this code
- •The fifth character '1' indicates first trimester; verify from last menstrual period or ultrasound dating
Code Hierarchy
└O99Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium└O99.4Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium└O99.41Diseases of the circulatory system complicating pregnancy└O99.411Diseases of the circulatory system complicating pregnancy, first trimester
└O99.411Diseases of the circulatory system complicating pregnancy, first trimester