Dr. Diane M. Buchbarker

Shirley Ong, MD, specializes in hematology oncology and is board-certified in neurology by the American Board of Psychiatry and Neurology. She practices at UPMC Hillman Cancer Center and is affiliated with UPMC Shadyside and UPMC Presbyterian. Dr. Ong received her medical degree from the University of the East Ramon Magsaysay Memorial Medical Center and completed her residency at Saint Louis University School of Medicine, followed by a fellowship at the University of Texas MD Anderson Cancer Center. Dr. Ong is rated as a Distinguished provider by MediFind in the treatment of Metastatic Brain Tumor. Her top areas of expertise are Glioblastoma, Astrocytoma, Glioma, and Brain Tumor.

Roby A. Thomas, MD, is a medical oncologist and hematologist at UPMC Hillman Cancer Center. Dr. Thomas is trained in the management of all cancers and blood disorders with a focus in genitourinary and gastrointestinal malignancies. Dr. Thomas is rated as an Advanced provider by MediFind in the treatment of Metastatic Brain Tumor. His top areas of expertise are Prostate Cancer, Pancreatic Cancer, Familial Pancreatic Cancer, Gamma Knife Radiosurgery, and Endoscopy.

Kiran Kumar Rajasenan, MD, is a medical oncologist at UPMC Hillman Cancer Center, Wexford. Board-certified in internal medicine and medical oncology, Dr. Rajasenan received his medical degree from Hahnemann Medical College, now Drexel University College of Medicine in Philadelphia. He completed his residency at Allegheny General Hospital in Pittsburgh. Dr. Rajasenan is rated as an Advanced provider by MediFind in the treatment of Metastatic Brain Tumor. His top areas of expertise are Non-Hodgkin Lymphoma, Small Cell Lung Cancer (SCLC), Lung Cancer, and Pleuropulmonary Blastoma.