Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes M00-M99 – Diseases of the musculoskeletal system and connective tissue (M00-M99) > 2024 ICD-10-CM Codes M60-M63 – Disorders of muscles (M60-M63) > 2024 ICD-10-CM Codes M63 – Disorders of muscle in diseases classified elsewhere (M63) > 2024 ICD-10-CM Codes M63.8 – Disorders of muscle in diseases classified elsewhere (M63.8) > 2024 ICD-10-CM Codes M63.81 – Disorders of muscle in diseases classified elsewhere, shoulder (M63.81)