Peter Mathern, MD Medical Oncologist & Hematologist

Location: 77 W. Forest Ave., Suite 301, Flagstaff, AZ 86001
Phone: (928) 635-7307

Peter Mathern, MD, is a Board-certified medical oncologist and hematologist. Dr. Mathern was drawn to oncology because its constantly evolving research and new therapies allow him to make a meaningful impact on his patients’ lives. He is committed to advancing excellence in cancer care and staying at the forefront of the latest treatment innovations.

Dr. Mathern treats patients with all solid tumor cancers, as well as lymphoma. He also specializes in performing bone marrow biopsies.

He completed fellowships in medical oncology and hematology at Boston University Medical Center and in rheumatology at the National Institutes of Health after completing his residency at Vanderbilt University Medical Center.

Dr. Mathern has been practicing medicine in Arizona since 1996. He has extensive experience in a variety of healthcare settings, including urgent care and hospital medicine. He is a member of the American Society of Clinical Oncology and has been published in numerous peer-reviewed medical journals. Outside of work, Dr. Mathern enjoys skiing, taking long walks with his dog and traveling to Europe to visit family. He speaks English, Slovak, German, Russian, and Czech and has a working knowledge of Latin, Polish and other Slavic languages.