Doctors Express Burien 15870 1st Ave South Burien, WA 98148 Doctorsexpresswa.com/burien (206) 242-2501 Doctors Express is a unique group of walk-In Urgent Care Clinic that devotes itself and its medical teams to respond to the growing need for round-the-clock, immediate healthcare. No appointment or Insurance required. Faster and Cheaper than an Emergency Room!