H70.092
BillableAcute mastoiditis with other complications, left ear
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
An acute infection and inflammation of the mastoid bone (part of the skull behind the ear) on the left side with additional complications beyond the basic infection.
Coding Tips
- •Verify documentation specifies 'left ear' and confirms the complication type (such as subperiosteal abscess or fistula) for accurate coding
- •This code requires confirmation that the mastoiditis is acute (sudden onset) rather than chronic, and that complications are present
Code Hierarchy
└H70Mastoiditis and related conditions└H70.0Acute mastoiditis└H70.09Acute mastoiditis with other complications└H70.092Acute mastoiditis with other complications, left ear
└H70.092Acute mastoiditis with other complications, left ear