Mark E Sienko, MD 605 East Holland AvenueSuite 100Spokane, WA, 99218 View Phone 509-228-1000 Fax: 509-252-9300 Toll Free: 800-866-9809 605 East Holland Avenue, Suite 100Spokane, WA 99218 View Website Experience & Reliability About Connect with this Business: Send to My Email Send to My Phone Print this Page