M22.4
Header — not billableChondromalacia patellae
The ICD-10 code for chondromalacia patellae is M22.4.
M22.4 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.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M22.0Recurrent dislocation of patellanon-billable header
- M22.1Recurrent subluxation of patellanon-billable header
- M22.2Patellofemoral disordersnon-billable header
- M22.3Other derangements of patellanon-billable header
- M22.8Other disorders of patellanon-billable header
- M22.9Unspecified disorder of patellanon-billable header
- M22.4Chondromalacia patellaenon-billable header