ICD-10 Code M19.012 - Primary osteoarthritis, left shoulder

ICD-10-CM Diagnosis Code M19.012

Diagnosis Code: M19.012 (Raw: M19012)

Description: Primary osteoarthritis, left shoulder

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 M19.012 is designated for Primary osteoarthritis, left shoulder. 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.