ICD-10 Code M19.079 - Primary osteoarthritis, unspecified ankle and foot

ICD-10-CM Diagnosis Code M19.079

Diagnosis Code: M19.079 (Raw: M19079)

Description: Primary osteoarthritis, unspecified ankle and foot

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 M19.079 is designated for Primary osteoarthritis, unspecified ankle and foot. 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.