Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes N00-N99 – Diseases of the genitourinary system (N00-N99) > 2024 ICD-10-CM Codes N30-N39 – Other diseases of the urinary system (N30-N39) > 2024 ICD-10-CM Codes N36 – Other disorders of urethra (N36) > 2024 ICD-10-CM Codes N36.4 – Urethral functional and muscular disorders (N36.4)