H70.223
BillableChronic petrositis, bilateral
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Long-standing infection and inflammation of the petrous bone affecting both ears, representing a chronic bilateral condition.
Coding Tips
- •Bilateral chronic petrositis is relatively uncommon; ensure documentation clearly supports bilateral involvement before coding
- •This diagnosis suggests significant underlying ear disease and may require investigation for systemic or immunologic factors
Code Hierarchy
└H70Mastoiditis and related conditions└H70.2Petrositis└H70.22Chronic petrositis└H70.223Chronic petrositis, bilateral
└H70.223Chronic petrositis, bilateral