Lawrence E. Harrison, M.D., is the Chief of Surgical Oncology at Atlantic Health System. He has extensive training in novel surgical techniques, including in hyperthermic intraperitoneal chemotherapy, or HIPEC, which is a highly concentrated, heated chemotherapy treatment that is delivered directly to the abdomen during surgery. He has used HIPEC to treat more than 100 select patients with advanced abdominal and gynecologic malignancies.

His practice focuses on the treatment of cancers that have spread to the abdomen (carcinomatosis), such as colon, appendix, and ovarian tumors. He also specializes in the treatment of patients with gastro-intestinal cancers, with a concentration on patients with hepato-biliary, pancreatic, and gastro-esophageal malignancies.

Prior to joining Atlantic Surgical Oncology, Dr. Harrison served as director of surgical oncology at Valley Hospital in Ridgewood where he developed expertise in robotic surgery; performing more than 200 complex robotic surgical procedures. In addition, he was director of the Advanced Gastrointestinal Surgical Fellowship. Previously, he was Associate Professor of Surgery and Chief of the Division of Surgical Oncology at University Hospital in Newark for 12 years. In addition to his clinical practice, he was involved in research and taught medical residents and students.

Dr. Harrison received his medical degree from Temple University School of Medicine. He completed a surgical residency at University of Massachusetts Medical Center. He subsequently spent four years at Memorial SloanKettering Cancer Center, where he completed a research fellowship and a surgical oncology fellowship