Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes L00-L99 – Diseases of the skin and subcutaneous tissue (L00-L99) > 2024 ICD-10-CM Codes L60-L75 – Disorders of skin appendages (L60-L75) > 2024 ICD-10-CM Codes L74 – Eccrine sweat disorders (L74) > 2024 ICD-10-CM Codes L74.5 – Focal hyperhidrosis (L74.5) > 2024 ICD-10-CM Codes L74.51 – Primary focal hyperhidrosis (L74.51)