Dr. Sigurdur R. Petursson

Dan P. Zandberg, MD, is an associate professor of medicine and a medical oncologist/hematologist, specializing in the treatment of head and neck and thyroid cancers. He is the Director of the Head and Neck and Thyroid Cancer disease sections for the division of Hematology/Oncology and the Medical Oncology Co-Leader of the UPMC Hillman Head and Neck Cancer Program. He is also the physician lead for the second floor Hillman Cancer Center clinic. His main research focus is in the development of clinical trials with immunotherapy to improve patient outcomes. Recent awards include the 2019 National Cancer Institute (NCI) Cancer Clinical Investigator Team Leadership Award, 2020 Leo Criep, M.D. Excellence in Patient Care Award, and 2020/2021 Castle Connolly Regional Top Doctor. Dr. Zandberg is rated as a Distinguished provider by MediFind in the treatment of Teratocarcinosarcoma. His top areas of expertise are Head and Neck Squamous Cell Carcinoma (HNSCC), Oral Squamous Cell Carcinoma, Small Cell Lung Cancer (SCLC), and ALK-Positive Non-Small Cell Lung Cancer.

Diwakar Davar, MBBS, M.Sc is an assistant professor of medicine and a medical oncologist/hematologist. He specializes in the management of advanced melanoma and the development of early phase studies to test novel immunotherapeutic approaches to treat advanced cancers.;. Dr. Davar is rated as a Distinguished provider by MediFind in the treatment of Teratocarcinosarcoma. His top areas of expertise are Melanoma, Merkel Cell Carcinoma, Metastatic Uveal Melanoma, Uveal Melanoma, and Gamma Knife Radiosurgery.

Bushra Haq is a Hematologist Oncology specialist and a Hematologist in Kittanning, Pennsylvania. Dr. Haq is rated as an Advanced provider by MediFind in the treatment of Teratocarcinosarcoma. Her top areas of expertise are Paget Disease of the Breast, ALK-Positive Non-Small Cell Lung Cancer, Squamous Cell Lung Carcinoma, and Lung Adenocarcinoma.