A native of the Tri-Cities’, David Wiles, MD, received his bachelor of science from Auburn University, Ala., and his doctorate of medicine from Tulane University School of Medicine, New Orleans, La. Following, Dr. Wiles completed his general surgery internship and a neurosurgery residency at the University of Tennessee, Memphis. Board certified in neurosurgery, Dr. Wiles has trained under internationally-known spine surgeons, including Kevin Foley, MD, Maurice Smith, MD, and Peter Klara MD. Following his training, Dr. Wiles returned to the Tri-Cities where he established the East Tennessee Brain and Spine Center, intent on bringing leading-edge neurosurgical care to those he knew and loved. Today, Dr. Wiles is president of the East Tennessee Brain & Spine Center. Dr. Wiles has also been actively involved in the development of numerous spinal surgical techniques and devices. Most notably, he has participated in several investigational studies with the Food & Drug Administration. Such experience has allowed him the honor of speaking at international meetings and serving on the Evaluation Committee for ARGOS, the European Association of Research Groups for Spinal Osteosynthesis. Currently, he is privileged to serve as a faculty member at teaching conferences held across the United States for the purpose of training spine surgeons and orthopedic and neurosurgical residents. A member of the American Association of Neurological Surgeons, the Congress of Neurosurgeons, the Joint Section on Spine and Peripheral Nerves, the North American Spine Society, the World Spine Society, the International Meetings for Advanced Spinal Technologies, and the Cervical Spine Research Society, Dr. Wiles is also a member of the Critical Care Committee at the Johnson City Medical Center. Practicing since 1997, Dr. Wiles and his wife and their three children, make their home in Johnson City. Dr. Wiles is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Spinal Stenosis, Subdural Hematoma, Chronic Subdural Hematoma, Microdiscectomy, and Cervical Disc Surgery.

Jonathan Whaley is a Radiation Oncologist in Ringgold, Georgia. Dr. Whaley is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Cervical Cancer, and Neuroendocrine Carcinoma of the Cervix. Dr. Whaley is currently accepting new patients.

Tru-khang Dinh is a Radiation Oncologist in Ringgold, Georgia. Dr. Dinh is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Familial Prostate Cancer, Prostate Cancer, Metastatic Brain Tumor, and Posterior Fossa Tumor. Dr. Dinh is currently accepting new patients.

Harsha Vardhana is an Oncologist and a Hematologist in Ringgold, Georgia. Dr. Vardhana is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Agranulocytosis, and Thrombocytopenia. Dr. Vardhana is currently accepting new patients.

Austin Dove is a Radiation Oncologist in Ringgold, Georgia. Dr. Dove is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Metastatic Brain Tumor, Embryonal Tumor with Multilayered Rosettes, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Dove is currently accepting new patients.

Davey Daniel is a Hematologist Oncology specialist and a Hematologist in Ringgold, Georgia. Dr. Daniel is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Dehydration, and Non-Small Cell Lung Cancer (NSCLC). Dr. Daniel is currently accepting new patients.

Derek Holland is a Hematologist Oncology specialist and a Hematologist in Ringgold, Georgia. Dr. Holland is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Thrombocytopenia, Familial Pancreatic Cancer, Pancreatic Cancer, Pleuropulmonary Blastoma, and Bone Marrow Aspiration. Dr. Holland is currently accepting new patients.

Gregory Sutton is a Hematologist Oncology specialist and a Hematologist in Ringgold, Georgia. Dr. Sutton is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Pleuropulmonary Blastoma, Dehydration, Iron Deficiency Anemia, Lung Cancer, and Bone Marrow Aspiration. Dr. Sutton is currently accepting new patients.

Ranjith Babu, MD, fellowship trained neurosurgeon with CHI Memorial Neuroscience Institute and CHI Memorial Spine Center, provides highly skilled care in the treatment of brain tumors, stroke and other conditions of the brain and spine. Dr. Babu is a member of the Congress of Neurological Surgeons and the American Association of Neurological Surgeons. He specializes in neurosurgery, or surgery performed on the nervous system – especially the brain and spinal cord.Neurosurgeons are specially trained to diagnose and treat central and peripheral nervous system disorders including brain tumors, brain aneurysms, degenerative spine conditions, peripheral nerve conditions like carpel tunnel and other nerve entrapments. Dr. Babu uses minimally invasive techniques – including innovative, MRI-guided laser therapies – to treat complex and often life-threatening health conditions. Dr. Babu is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Glioma, Astrocytoma, Brain Tumor, Laminectomy, and Awake Craniotomy.

Dr. Mayshan Ghiassi is a fellowship-trained cerebrovascular/endovascular neurosurgeon with CHI Memorial Neuroscience Institute. He is board-certified by the American Board of Neurological Surgery and serves as a Diplomat on the board. He is a member of the Congress of Neurological Surgeons, the American Association of Neurological Surgeons (AANS), the AANS Cerebrovascular Section, and the Society of NeuroInterventional Surgery (SNIS). Dr. Ghiassi provides highly skilled care in the treatment of brain and spine conditions. His expertise is in cerebrovascular surgery, skull base neurosurgery, spinal reconstruction, and minimally invasive interventional stroke treatment.Dr. Ghiassi has treated more than 1,000 stroke patients over the past 16 years utilizing advanced technology to perform minimally invasive interventional stroke treatments resulting in the reduction of mortality and morbidity rates commonly associated with stroke. His expertise in minimally invasive spine surgery, accomplished through the smallest corridor possible, minimizes a patient’s blood loss, lessening the potential for tissue injury to the muscles, and helping patients return to activity sooner with fewer post-op medications. Dr. Ghiassi is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Chiari Malformation Type 1, Brain Herniation, Chiari Malformation, Stent Placement, and Transmyocardial Revascularization.

Emily Mcduffee is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Mcduffee is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). Her top areas of expertise are Smoldering Multiple Myeloma, Multiple Myeloma, Agranulocytosis, Chronic Familial Neutropenia, and Bone Marrow Transplant. Dr. Mcduffee is currently accepting new patients.

William Donnellan is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Donnellan is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Acute Myeloid Leukemia (AML), Myelodysplastic Syndrome (MDS), Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant. Dr. Donnellan is currently accepting new patients.

John Fortney is a Radiation Oncologist in Chattanooga, Tennessee. Dr. Fortney is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Posterior Fossa Tumor, Pleuropulmonary Blastoma, Lung Cancer, and Familial Prostate Cancer. Dr. Fortney is currently accepting new patients.

Marcus Wagner is a Radiation Oncologist in Chattanooga, Tennessee. Dr. Wagner is rated as an Experienced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Laryngeal Cancer, Lung Cancer, Pleuropulmonary Blastoma, and Throat Cancer. Dr. Wagner is currently accepting new patients.

Larry Schlabach is an Oncologist and a Hematologist in Chattanooga, Tennessee. Dr. Schlabach is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Paget Disease of the Breast, Familial Colorectal Cancer, Follicular Lymphoma, and Large-Cell Immunoblastic Lymphoma. Dr. Schlabach is currently accepting new patients.

Robert Graham is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Graham is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Childhood Iron Deficiency Anemia, Familial Pancreatic Cancer, Paget Disease of the Breast, and Dehydration. Dr. Graham is currently accepting new patients.

Patrick Williams is a Radiation Oncologist in Chattanooga, Tennessee. Dr. Williams is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), Breast Cancer, and Familial Prostate Cancer. Dr. Williams is currently accepting new patients.

Sumana Nagireddy is a Hematologist Oncology specialist and a Hematologist in Chattanooga, Tennessee. Dr. Nagireddy is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). Her top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Agranulocytosis, Chronic Familial Neutropenia, and Bone Marrow Aspiration. Dr. Nagireddy is currently accepting new patients.

Ryan Cleary is a Radiation Oncologist in Chattanooga, Tennessee. Dr. Cleary is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), Neuroendocrine Carcinoma of the Cervix, and Cervical Cancer. Dr. Cleary is currently accepting new patients.

Frank Kimsey is a Radiation Oncologist in Chattanooga, Tennessee. Dr. Kimsey is rated as an Advanced provider by MediFind in the treatment of Atypical Teratoid Rhabdoid Tumor (ATRT). His top areas of expertise are Pleuropulmonary Blastoma, Primitive Neuroectodermal Tumor (PNET), Posterior Fossa Tumor, and Breast Cancer. Dr. Kimsey is currently accepting new patients.