ICD-10-CM Diagnosis Code M65.942
Diagnosis Code: M65.942 (Raw: M65942)
Description: Unspecified synovitis and tenosynovitis, left hand
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 M65.942 is designated for Unspecified synovitis and tenosynovitis, left hand. 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.