We found 1 provider named 'Mark Sienko' nationally.
Dr. Mark Sienko specializes in adult hematology, adult oncology, and medical oncology and practices in Spokane, WA. He graduated from the University of Texas Southwestern Medical School, the University of Illinois College of Medicine at Rockford, and the University of Illinois College of Medicine at Chicago and then he performed his residency at St. Paul University Hospital, Dallas. Dr. Sienko accepts Medicare insurance. He is professionally affiliated with Deaconess Hospital. Dr. Sienko is open to new patients.