Dr. John E. Lahaniatis

Dr. Kleinberg specializes in the radiation treatments, including stereotactic radiosurgery, of brain and spinal tumors. Areas of research include both tumors arising in the central nervous system and tumors metastasizing from other locations. He also specializes in the treatment of esophageal tumors and has led national clinical trials in both therapy of brain tumors as well as esophageal cancer. Dr. Kleinberg has been recently named in the US News and World Report list of top 1% of doctors in his specialty. He is the co-chair of the Eastern Cooperative Oncology Group Brain Tumor Working Group, Vice-Chair of the NCI Cooperative Group Steering Committee for Esophageal and Gastric Tumors, and is a member of the NCI Cooperative Group Steering Committee for Gastrointestinal Tumors. He is also on the American College of Radiation Oncology Neurologic Cancer Practice Accreditation Team. Make A Gift. Dr. Kleinberg is rated as an Elite provider by MediFind in the treatment of Primitive Neuroectodermal Tumor (PNET). His top areas of expertise are Glioblastoma, Astrocytoma, Brain Tumor, Hepato-Pancreato-Biliary Surgery, and Gamma Knife Radiosurgery.

Goldie Kurtz is a Radiation Oncologist in Philadelphia, Pennsylvania. Dr. Kurtz has been practicing medicine for over 17 years and is rated as a Distinguished provider by MediFind in the treatment of Primitive Neuroectodermal Tumor (PNET). Her top areas of expertise are Metastatic Brain Tumor, Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), and Meningioma. Dr. Kurtz is currently accepting new patients.

Michelle Alonso is a Radiation Oncologist in Philadelphia, Pennsylvania. Dr. Alonso is rated as a Distinguished provider by MediFind in the treatment of Primitive Neuroectodermal Tumor (PNET). Her top areas of expertise are Chordoma, Brain Tumor, Meningioma, Posterior Fossa Tumor, and Gamma Knife Radiosurgery. Dr. Alonso is currently accepting new patients.