ICD-10-CM Diagnosis Code M23.209
Diagnosis Code: M23.209 (Raw: M23209)
Description: Derangement of unspecified meniscus due to old tear or injury, unspecified knee
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code M23.209 is designated for Derangement of unspecified meniscus due to old tear or injury, unspecified knee. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.
