James Vincent Lieb, DO, is a board-certified oncologist and hematologist at Penn Highlands Oncology/Hematology. Dr. Lieb is a highly experienced specialist, with more than 20 years of providing specialized care to cancer patients. Dr. Lieb utilizes the latest tests, including blood tests, biopsy, mammography, breast MRI, colonoscopy, endoscopy, PET scans, CT scans and ultrasound to accurately diagnose your cancer and design a personalized treatment plan that may include radiation, chemotherapy, immunotherapy, surgery or some combination thereof.