Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes G00-G99 – Diseases of the nervous system (G00-G99) > 2024 ICD-10-CM Codes G70-G73 – Diseases of myoneural junction and muscle (G70-G73) > 2024 ICD-10-CM Codes G72 – Other and unspecified myopathies (G72) > 2024 ICD-10-CM Codes G72.4 – Inflammatory and immune myopathies, not elsewhere classified (G72.4)