Jason Peragallo is an Ophthalmologist in Atlanta, Georgia. Dr. Peragallo has been practicing medicine for over 19 years and is rated as an Advanced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Strabismus, Brown Syndrome, Papilledema, and Increased Intracranial Pressure.

Aaron Mammoser is a Neurologist and a Neurosurgery provider in Atlanta, Georgia. Dr. Mammoser is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Glioma, Astrocytoma, Glioblastoma, and Brain Tumor. Dr. Mammoser is currently accepting new patients.

Leonel Kahn, MD is a board-certified radiation oncologist with Peachtree Radiation Oncology Services. He joined the group in 2018 and practices at Piedmont Kennesaw, Piedmont Atlanta Hospital, and Piedmont West. He practices general radiation oncology and has extensive experience with modern radiation oncology techniques (intensity modulated radiation therapy, image guided radiation therapy, and stereotactic body radiotherapy). He has a special interest in gastrointestinal, breast, and central nervous system malignancies. He has additional training in stereotactic radiosurgery (Gamma Knife and linear accelerator-based radiosurgery) for malignant and benign conditions.Dr. Kahn is an enthusiastic and committed physician. His skill sets are particularly suited to bridge the gap between the systematic processes of treatment planning and delivery versus the warmhearted nature of caring for cancer patients. He is a critical thinker and enjoys the process of assimilating scientific evidence with patient-specific factors to determine the best treatment decision. His experience has refined his ability to make decisive choices in the face of complex cancer care. He also establishes deep bonds with his patients, grounded in compassion and empathy. He thrives on the demanding nature of the profession in terms of learning and updating his knowledge base as the field constantly evolves. Importantly, radiation oncology is a field in which he feels endlessly honored and humbled to work.In addition to his clinical responsibilities, he is a voting member of the Piedmont Healthcare Institutional Review Board. He also has comprehensive training in clinical trial enrollment to national cooperative group protocols. He enjoys discussing potential clinical trials with patients, if it is in line with their wishes.He attended Tulane University in New Orleans, Louisiana, where he received a Bachelor of Science in Neuroscience (Summa Cum Laude). He then earned his medical degree from Oregon Health and Science University in Portland, Oregon. For his graduate medical education, he performed an internship at Legacy Health System in Portland, Oregon and completed a radiation oncology residency at the University of California, Davis Comprehensive Cancer Center in Sacramento, California. He served as chief radiation oncology resident during his final year. Dr. Kahn was born in Louisiana, but raised in Eugene, Oregon. Walking his corgi dog and cooking are the two ways he spends most of his weekends. He is also very happily married. Dr. Kahn is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Anal Cancer, Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), and Pleuropulmonary Blastoma.

James Yeckley is a Neuroradiologist in Pooler, Georgia. Dr. Yeckley is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Pleural Effusion, Emphysema, Normal Pressure Hydrocephalus, and Congenital Cardiovascular Shunt.

Michael Hasselle is a Radiation Oncologist in Savannah, Georgia. Dr. Hasselle is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Gliosarcoma, Astrocytoma, and Gamma Knife Radiosurgery. Dr. Hasselle is currently accepting new patients.

Jason Fangusaro is a Pediatric Hematologist Oncology provider in Atlanta, Georgia. Dr. Fangusaro is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Pineocytoma, Glioma, Pediatric Low-Grade Glioma (pLGG), and Pineoblastoma.

Alan Chalil is a Neurosurgery provider in Atlanta, Georgia. Dr. Chalil is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Complex Regional Pain Syndrome, Neuralgia, Optic Glioma, and Erb's Palsy. Dr. Chalil is currently accepting new patients.

Andrew Pendleton is a Pediatric Hematologist Oncology provider in Savannah, Georgia. Dr. Pendleton is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Sickle Cell Disease, Acute Lymphoblastic Leukemia (ALL), Hemoglobin SC Disease, Langerhans Cell Histiocytosis, and Bone Marrow Aspiration.

John Mikell is a Radiation Oncologist in Savannah, Georgia. Dr. Mikell is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Familial Prostate Cancer, Lung Cancer, Pleuropulmonary Blastoma, and Breast Cancer. Dr. Mikell is currently accepting new patients.

Julian Johnson is a Radiation Oncologist in Atlanta, Georgia. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. His top areas of expertise are Metastatic Brain Tumor, Fibrodysplasia Ossificans Progressiva, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET). Dr. Johnson is currently accepting new patients.

Nancy Newman is an Ophthalmologist and a Neurologist in Atlanta, Georgia. Dr. Newman is rated as an Experienced provider by MediFind in the treatment of Optic Glioma. Her top areas of expertise are Leber Hereditary Optic Neuropathy (LHON), Optic Nerve Atrophy, Pseudotumor Cerebri Syndrome, Increased Intracranial Pressure, and Embolectomy. Dr. Newman is currently accepting new patients.