Home About Us Meet Dr. Mark Piker Clinic philosophy What to expect Headaches Sinus Headaches Tension Headaches Information Paperwork Clinic policies Online Booking Testimonials Contact It’s all in your head 425-655-0700 425-655-0800 Appointments Questions HOURS Mon 8:30 am - 4:00 pm Tue 8:30 am - 4:00 pm Wed 12:00 pm - 4:00 pm Thu 8:30 am - 4:00 pm Fri 8:30 am - 4:00 pm Sat, Sun Closed 4140 Factoria Blvd SE Ste A, Bellevue, WA 98006 Privacy policy