M22.40 - Chondromalacia patellae, unspecified knee

Applicable to Chondromalacia patellae, unspecified knee
The 2025 edition of ICD10-CM M22.40 became effective on October 1, 2024.
This is the American ICD10-CM version of M22.40 - other international versions of ICD10 M22.40 may differ.
M22.40 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above M22.40 contain annotation back-references that may be applicable to M22.40: