ICD-10 Code M86.439 - Chronic osteomyelitis with draining sinus, unspecified radius and ulna

ICD-10-CM Diagnosis Code M86.439

Diagnosis Code: M86.439 (Raw: M86439)

Description: Chronic osteomyelitis with draining sinus, unspecified radius and ulna

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 M86.439 is designated for Chronic osteomyelitis with draining sinus, unspecified radius and ulna. 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.