HCPCS Level II code A4250 describes a supply of urine test reagent strips or tablets (package of 100) used for point-of-care or at-home urinalysis; the service type is diagnostic test supply and the typical site of service is outpatient clinics, physician offices, long-term care facilities, or patient home use where urine dipstick testing for glucose, ketones, leukocytes, nitrites, pH, or protein is performed.