Dr. David Vaughn is an oncologist in Philadelphia, PA and is affiliated with multiple hospitals in the area, including Hospital of the University of Pennsylvania and Penn Presbyterian Medical Center. He received his medical degree from Harvard Medical School and has been in practice 30 years. He specializes in genitourinary oncology and hematologic oncology and is experienced in hematologic oncology, prostate cancer, urologic oncology, bladder cancer, and testicular cancer.