Pituitary/Skull Base Tumor Team
Robert Louis, M.D.
Robert Louis, M.D, a fellowship-trained Orange County neurosurgeon, is the director of the
Skull Base and Pituitary Tumor Program at Hoag Hospital. Dr. Louis has
particular expertise in endoscopic and minimally invasive treatment of
benign and malignant brain tumors, sellar and parasellar tumors and skull
base tumors. He specializes in minimally invasive endoscopic transsphenoidal
surgery for removal of tumors in the pituitary gland.
Lori Berberet, RN, Nurse Navigator
Having been a nurse for 32 years, Lori Berberet, RN, has spent the past
11 1/2 years at Hoag. She has worked in both hospital and outpatient settings,
providing direct support to patients and their families.