Q89.3
BillableSitus inversus
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A rare congenital condition where the internal organs are reversed or mirrored from their normal positions, with the heart on the right side instead of the left.
Coding Tips
- •Document whether situs inversus totalis (complete reversal) or heterotaxy (partial reversal) is present
- •Code any associated cardiac or organ complications separately
Excludes 1 — Do NOT code together
- dextrocardia NOS (Q24.0)
Code Hierarchy
└Q89Other congenital malformations, not elsewhere classified└Q89.3Situs inversus
└Q89.3Situs inversus