- Urine microalbumin (protein) level
- Urine osmolality (concentration) measurement
- Urine porphyrins (metabolism substance) measurement
- Urine potassium level
- Urine Pregnancy Test
- Urine sodium level
- Urine test
- Urine test to measure albumin- semiquantitative
- Use of EKG to monitor cardiac rehabilitation
- Use of external hot or cold packs
- Use of sound waves to treat medical problems, especially musculoskeletal problems like inflammation from injuries
- Use of water for therapy/exercises
- Uterine and adnexa procedures, non-malignancy
- Vaginal delivery after prior cesarean delivery
- Vaginal delivery after prior cesarean delivery with post-delivery care
- Vaginal Delivery of Child
- Vaginal delivery of placenta
- Vaginal delivery with post-delivery care
- Vaginal removal of uterus, tubes, and/or ovaries
- Valproic acid level
- Vancomycin (antibiotic) level
- Varicella vaccine
- Varicella-zoster virus antibody test
- Varicose vein treatment (vein ablation), 1 vein
- Venipuncture (blood collection)
- Vitamin B-6 level
- Vitamin D; 25 hydroxy
- X-ray abdomen, 1 view
- X-ray abdomen, 2 views
- X-ray abdomen, 3 or more views