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LEWISTOWN, Pa. – Roy Williams, M.D., a board-certified oncologist specializing in medical oncology, has joined the cancer treatment team at Geisinger Lewistown Hospital.

Dr. Williams provides cancer care for adults, offering treatment options including chemotherapy, targeted therapy and immunotherapy. He has a clinical interest in hospice and palliative care.

Dr. Williams earned his medical degree from Marshall University School of Medicine in Huntington, W.V. He then completed his internal medicine residency at the Mayo School of Medicine in Rochester, Minn., and did his fellowship in hematology and oncology at the University of Virginia in Charlottesville.  

Dr. Williams joins a multidisciplinary cancer care team at Geisinger that offers comprehensive treatment of patients with cancer. Across its system, Geisinger provides a variety of treatment options, including clinical trials and the latest technology. 

To learn more about cancer care at Geisinger, visit

About Tempus
Tempus is a technology company advancing precision medicine through the practical application of artificial intelligence in healthcare. With one of the world’s largest libraries of clinical and molecular data, and an operating system to make that data accessible and useful, Tempus enables physicians to make real-time, data-driven decisions to deliver personalized patient care and in parallel facilitates discovery, development and delivery of optimal therapeutics. The goal is for each patient to benefit from the treatment of others who came before by providing physicians with tools that learn as the company gathers more data. For more information, visit

About Geisinger
Geisinger is committed to making better health easier for the more than 1 million people it serves. Founded more than 100 years ago by Abigail Geisinger, the system now includes 10 hospital campuses, a health plan with more than half a million members, a Research Institute and the Geisinger Commonwealth School of Medicine. With nearly 24,000 employees and more than 1,700 employed physicians, Geisinger boosts its hometown economies in Pennsylvania by billions of dollars annually. Learn more at Facebook, Instagram, LinkedIn and Twitter.

Dr. Roy Williams
Dr. Roy Williams

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