O99.333
BillableSmoking (tobacco) 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 who smokes tobacco during the third trimester (last three months of pregnancy), which can affect the developing baby and pregnancy outcomes.
Coding Tips
- •Verify the trimester is documented as third trimester; if trimester is not specified, use O99.330 instead
- •This code indicates maternal smoking as a complication; document the patient's smoking status and any counseling provided
Code Hierarchy
└O99Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium└O99.3Mental disorders and diseases of the nervous system complicating pregnancy, childbirth and the puerperium└O99.33Tobacco use disorder complicating pregnancy, childbirth, and the puerperium└O99.333Smoking (tobacco) complicating pregnancy, third trimester
└O99.333Smoking (tobacco) complicating pregnancy, third trimester