M23.8X9
BillableOther internal derangements of unspecified knee
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Other types of internal knee problems or structural damage in an unspecified knee that don't fit into more specific categories.
Coding Tips
- •Use only when knee laterality cannot be determined from documentation
- •Query provider to establish which knee is affected and the specific nature of the derangement
Code Hierarchy
└M23Internal derangement of knee└M23.8Other internal derangements of knee└M23.8XOther internal derangements of knee└M23.8X9Other internal derangements of unspecified knee
└M23.8X9Other internal derangements of unspecified knee