Dr. Tania E. Cortas

John Bibb is an Oncologist and a Hematologist Oncology provider in Phoenix, Arizona. Dr. Bibb is rated as a Distinguished provider by MediFind in the treatment of Folate Deficiency. His top areas of expertise are Monoclonal Gammopathy of Undetermined Significance (MGUS), Schnitzler Syndrome, Hemochromatosis, and Pleuropulmonary Blastoma. Dr. Bibb is currently accepting new patients.

Robin Obenchain is a Hematologist in Chandler, Arizona. Dr. Obenchain is rated as a Distinguished provider by MediFind in the treatment of Folate Deficiency. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Inflammatory Breast Cancer, and Angiosarcoma. Dr. Obenchain is currently accepting new patients.

Joining Ironwood Cancer & Research Centers in 2004, Dr. Shtivelband received his medical degree and PhD in Experimental Hematology in Russia. After Internal Medicine Residency, Dr. Shtivelband received fellowship training in Hematology and Medical Oncology at MD Anderson Cancer Center in Houston, where he stayed for an additional year to participate in experimental research. Treating patients with all kinds of malignancies and benign hematological problems, Dr. Shtivelband has particular interest in developing research programs to bring the newest advances in the field of Oncology and Hematology to our community. Dr. Shtivelband also heads the Ironwood Cancer & Research Center's research program. He is Board Certified in Internal Medicine, Hematology and Medical Oncology. Dr. Shtivelband is rated as a Distinguished provider by MediFind in the treatment of Folate Deficiency. His top areas of expertise are Hemochromatosis, Non-Small Cell Lung Cancer (NSCLC), Plasmacytoma, and Lung Cancer.