ICD-10 Code M18.2 - Bilateral post-traumatic osteoarthritis of first carpometacarpal joints

ICD-10-CM Diagnosis Code M18.2

Diagnosis Code: M18.2 (Raw: M182)

Description: Bilateral post-traumatic osteoarthritis of first carpometacarpal joints

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 M18.2 is designated for Bilateral post-traumatic osteoarthritis of first carpometacarpal joints. 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.