10ICD Code Hub

M25.26

Header — not billable

Flail joint, knee

The ICD-10 code for flail joint, knee is M25.26.

M25.26 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under M25.26

Related codes in this category