We remain open to provide medically necessary, life-sustaining care. Please read our COVID-19 updates before coming in for an appointment. Our expert care team can now see patients through scheduled virtual appointments on a secure platform from the comfort and safety of your home.



Medical Oncology

1329 N. Beaver St. #1
Flagstaff, AZ 86001

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Call: 928-773-2260
Fax: 928-773-2402


Medical Oncology & Hematology

Peter Mathern, MD

Treatments & Services

Clinical Laboratory
Clinical Trials & Research
Outpatient Chemotherapy
Radiation Therapy

Arizona Oncology - The US Oncology Network