

Veronica Chiang, MD, MBBS, B.Med.SCI (HONS)
Co-Director, Yale-New Haven Hospital Gamma Knife Center; Director, Yale University School of Medicine, Stereotactic Radiosurgery Program; Assistant Professor, Yale University School of Medicine; Staff Neurosurgeon, Yale-New Haven Hospital and West Haven VA Medical Center Clinical areas of interest: Gamma Knife stereotactic radiosurgery; general neurosurgery; cerebral matastases; brain cancer; pituitary cancer; endocrine cancer; peripheral nerve surgery; management of traumatic brain injury and neurosurgical critical care Training: University of Western Australia School of Medicine, MD Residency: Yale University School of Medicine, Neurosurgery Fellowship: Johns Hopkins University School of Medicine, Neurointensive Care Yale-New Haven Hospital, Pediatric Intensive Care Board Certification: American Board of Neurological Surgery Organization membership: American Association of Neurological Surgeons (AANS), International Stereotactic Radiosurgery Society (ISRS), Leskell Gamma Knife Society (LGKS), Congress of Neurological Surgeons (CNS)

Jonathan P.S. Knisely, MD, FRCPC
Co-Director, Yale-New Haven Hospital Gamma Knife Center; Associate Professor, Yale University School of Medicine; Attending physician, Yale-New Haven Hospital Clinical areas of interest: Image Guided Radiation Therapy (IGRT) and Intensity Modulated Radiation Therapy (IMRT); stereotactic radiosurgery and radiotherapy; Gamma Knife radiosurgery for brain metastases and for nonmalignant intracranial conditions including trigeminal neuralgia, arteriovenous malformations, meningiomas, acoustic neuromas, schwannomas, and pituitary adenomas; multimodality clinical trials for brain tumors and gastrointestinal tumors Training: Yale University (BS) University of Pennsylvania School of Medicine, MD Residency: Michael Reese Hospital – Internal Medicine University of Toronto - Radiation Oncology Board Certification: Radiation Oncology, Internal Medicine, Royal College of Physicians of Canada, Fellowship Certified Organization membership: American Society for Therapeutic Radiology and Oncology (ASTRO), International Stereotactic Radiosurgery Society (ISRS), Leksell Gamma Knife Society, Yale Cancer Center, Radiation Therapy Oncology Group, Society for Neuro-Oncology, European Society for Therapeutic Radiology and Oncology (ESTRO)

Philip S. Dickey, MD
Dr. Dickey is an associate chief of the department of neurosurgery at Yale-New Haven Hospital and assistant clinical professor of neurosurgery at Yale School of Medicine. His clinical interest is neurological surgery. Dr. Dickey received his undergraduate and medical degrees from the University of North Carolina. He completed his internship and residency training in surgery and neurosurgery at Yale-New Haven Hospital serving as chief resident of neurosurgery.

Murat Gunel, MD
Dr. Gunel is the director of neurovascular surgery at Yale-New Haven Hospital and associate professor of neurosurgery at Yale School of Medicine. His clinical interests include treating brain aneurysms and vascular malformations with special emphasis on arterio-venous malformations and cavernous malformations. Dr. Gunel also has expertise in occlusive vascular disorders such as carotid disease and gamma knife surgery. Dr. Gunel received his medical degree from Istanbul School of Medicine in Turkey.

Susan A. Higgins, MD
Dr. Higgins is an associate professor of therapeutic radiology at Yale School of Medicine and the associate director of the residency training program. She specializes in the care of women with breast and gynecologic cancers. She has extensive clinical experience in brachytherapy, including interstitial and intracavitary radiation therapy, using both high and low dose radiation sources. Other clinical interests include the treatment of rectal and anal cancer. Dr. Higgins serves as a member of the Gamma Knife team and has treated patients with malignant as well as benign problems including brain metastases, trigeminal neuralgia, acoustic neuroma, arteriovenous malformations, and meningiomas. She received a B.S. from the University of Rochester, an M.S. from New York University and her M.D. from the University of Rochester Medical School.

Sheida Mani, MD
Dr. Mani is assistant professor of therapeutic radiology at Yale School of Medicine. Her clinical interests are general radiation therapy; gynecological cancer; endometrial cancer; gamma knife radiosurgery; trigeminal neuralgia; acoustic neuromas; conformal radiation therapy; central nervous system; intensity modulated radiation therapy; gastrointestinal cancer; esophageal cancer; pancreatic cancer; interstitial brachytherapy and high dose rate brachytherapy. Dr. Mani received her undergraduate degree from Student College of Johannes- Gutenberg University, Mainz, Germany and her M.D. from Johannes-Gutenberg University of Mainz School of Medicine. She completed her residency in radiation oncology at New York University Medical Center and postdoctoral fellowship in internal medicine, division of endocrinology at Yale School of Medicine.

Daniel Nijensohn, MD
Dr. Nijensohn is an attending neurosurgeon at Yale-New Haven Hospital and an associate clinical professor of neurosurgery at Yale School of Medicine. Dr. Nijensohn also serves as senior neurosurgeon at Bridgeport Hospital and St. Vincent’s Medical Center, where he was chief of neurosurgery from 1985-2006. Dr. Nijensohn’s clinical interests include surgical treatment of cervical and lumbar spine disease as well as of intracranial disease such as brain and pituitary tumors and trigeminal neuralgia with special emphasis on Gamma Knife radiosurgical treatment. Dr. Nijensohn received his bachelor, Ph.D. and medical degrees in Mendoza, Argentina and a Master in Science in neurosurgery from the University of Minnesota. He completed his internship at Baylor College of Medicine in Houston, and neurosurgical training at the Mayo Clinic in Rochester.

Joseph M. Piepmeier, MD
Dr. Piepmeier is the Nixdorff-German Chair of Neurosurgery at Yale School of Medicine and director of the Yale Brain Tumor Center. Dr. Piepmeier received his undergraduate degree from Duke University and his M.D. from University of Tennessee School of Medicine. He completed his internship and residency training in neurosurgery at Yale-New Haven Hospital and joined the neurosurgery faculty in 1982. He is certified by the American Board of Neurological Surgery. Dr. Piepmeier is a recipient of the Allied Services Award and the Wakeman Award for work in clinical neurosurgery.

Kenneth B. Roberts, MD
Dr. Roberts is the medical director of radiation oncology at Yale-New Haven Shoreline Medical Center, a member of the Yale Cancer Center and the Yale Brain Tumor Center. He also serves as associate professor of therapeutic radiology at Yale School of Medicine. Dr. Roberts specializes in the management of general radiation therapy; pediatric radiation therapy; hematological malignancy; lymphoma; Hodgkin’s disease; total body irradiation; endovascular brachytherapy; oncologic brachytherapy; gynecologic cancer; cervix cancer; gastrointestinal cancer; and colo-rectal cancer. Dr. Roberts received two undergraduate degrees from Massachusetts Institute of Technology, a master’s of legal studies from Duke University School of Law and his medical degree from Duke University School of Medicine.

Camille Salame, MD
Dr. Salame is an attending neurosurgeon at William W. Backus Hospital in Norwich. His clinical interests include spinal surgery, brain surgery, carpal tunnel and cubital tunnel surgery. He received his bachelor’s degree from the University of Beirut and his medical degree from the American University of Beirut. Dr. Salame served his residency at the State University of New York Health Science Center in Syracuse, NY, where he also obtained a Master of Science degree (cojointly with the American University of Beirut), and fellowship at the University of Pittsburgh Medical Center.

Kenneth Vives, MD
Dr. Vives is the director of stereotactic and functional neurosurgery at Yale-New Haven Hospital and Yale School of Medicine, where he also serves as associate professor of neurosurgery. Dr. Vives’ clinical interests are in the treatment of movement disorders, epilepsy, trigeminal neuralgia and spasticity. Dr. Vives also is involved in the surgical treatment of primary spinal cord tumors and spinal degenerative disorders. Dr. Vives received his bachelor’s degree in biochemical engineering from Rutgers College of Engineering and his medical degree from Yale School of Medicine. He served his internship and residency at Yale-New Haven Hospital.

James E. Bond, Ph.D.
Dr. Bond is a radiological physicist in the department of radiation physics at Yale- New Haven Hospital and an assistant professor of therapeutic radiology at Yale School of Medicine. Dr. Bond’s clinical interests include stereotactic radiosurgery for cranial lesions. He received his B.S. degree in physics from Rensselaer Polytechnic Institute and Ph.D. in experimental nuclear physics from Yale University. Bond served his postdoctoral fellowship in radiologic physics at Memorial-Sloan Kettering Cancer Center. He is a member of the American Association of Physicists in Medicine and the Connecticut Area Medical Physics Society.

Zhe Chen, Ph.D.
Dr. Chen is an associate professor of therapeutic radiology at Yale School of Medicine. His clinical interests are stereotactic radiosurgery and radiotherapy for cranial and extra-cranial lesions, intensity modulated radiation therapy, image guided radiation therapy, total skin electron therapy, total body irradiation, and radiobiology-assisted treatment plan optimization and evaluation. Dr. Chen received a B.S. degree in physics from Fudan University, Shanghai, China, and a master’s of philosophy and Ph.D. in physics from City University of New York. He served as a postdoctoral research associate in physics at Brown University.

Fanqing Guo, Ph.D.
Dr. Guo is radiological physicist of therapeutic radiology at Yale School of Medicine and Yale-New Haven Hospital. His clinical interests include stereotactic radiosurgery, proton and heavier particles therapies, tomotherapy, image-guided radiation therapy, and intensity-modulated radiation therapy. Dr. Guo received his bachelor’s degree from Fudan University, Shanghai, China and his Ph.D. from the University of California, Berkeley. He served his radiation oncology physics residency/postdoctoral fellowship at University of California Davis Medical Center.

