ICD-10 Code: M23.9 – Unspecified internal derangement of knee

ICD-10 code M23.9 corresponds to Unspecified internal derangement of knee. This code is classified under the chapter M23 Internal derangement of knee, which is part of the M00-M25: Arthropathies category.

The parent chapter is Diseases of the musculoskeletal system and connective tissue.