To hand-deliver this form, visit any Rockwood Clinic location, Monday to Friday, 8am-5pm, or call 509-838-2531. To mail, send this form to: MultiCare Rockwood Clinic. PO Box 3649. 400 E Fifth Ave. Spokane, WA 99220. You may fax this form to: MultiCare Rockwood Clinic Release of Information Department. Fax: 509-342-3962..