John K. Feller M.D., M.A. Accepting new and returning patients Please call to schedule an appointment with this provider. John K. Feller M.D., M.A. Medical Specialty Internal medicine Overview About Me Languages English About John K. Feller Dr. Feller is a resident physician at the Adult Medicine Clinic at Harborview Medical Center. Personal Interests In my free time, I enjoy spending time with my family and friends and exploring the wonderful Pacific Northwest.