Dr. Harvey is a board-certified neurosurgeon with fellowship training in complex spine surgery. He also completed a one-year fellowship in neurosurgical oncology at The University of Texas MD Anderson Cancer Center in Houston. Dr. Harvey's area of special focus is the treatment of brain and spine tumors with additional interest in spinal cord trauma. He is an Arizona native who received his medical degree from the Arizona College of Osteopathic Medicine at Midwestern University in Glendale before completing his residency training in neurosurgery at the University of Illinois in Bloomington. As part of his residency, Harvey completed his complex spine fellowship at the University of Illinois Peoria. In addition to practicing medicine, he is a Major in the United States Army Reserve Medical Corps. He speaks Finnish and some Spanish. Dr. Harvey is rated as an Advanced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Subdural Hematoma, Chronic Subdural Hematoma, Delirium, Awake Craniotomy, and Bone Graft.

Dr. Joseph Quillin believes that the practice of neurosurgery is a tremendous privilege. His focus is on durable symptom relief, patient quality of life, maximum safe tumor resection, and the prevention of further neurological damage for his patients. His advanced training in brain, spine, and skull base/cerebrovascular disorders has enabled him to care for some of the most complex patients in neurosurgery. Dr. Quillin specializes in neurosurgical oncology and skull base surgery, using techniques such as radiotherapy and minimally invasive endoscopic surgery to promote tumor treatment and removal. He has served the DFW area since 2021.Dr. Quillin earned his medical degree at Louisiana State University Health Sciences Center in Shreveport. He completed his neurological surgery residency and fellowship training in neurological oncology at Emory University in Atlanta, Georgia. He also completed additional fellowship training in skull base/cerebrovascular surgery at Rutgers University in New Brunswick, N.J. Away from the office, Dr. Quillin has served as an ad hoc reviewer for publications including NEUROSURGERY, World Neurosurgery, and the Journal of Neuro-Oncology. He is a member of the American Association of Neurological Surgeons and Congress of Neurological Surgeons. Dr. Quillin is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Meningioma, Pituitary Tumor, Brain Herniation, Endoscopic Transnasal Transsphenoidal Surgery, and Awake Craniotomy.

Neurosurgeon Anita Bhansali, M.D., is fellowship-trained in functional neurosurgery from the esteemed Swedish Neuroscience Institute, which is a leader in the comprehensive clinical care of neurological disorders. She is a Fellow of the American Association of Neurological Surgeons. Dr. Bhansali's areas of specialization include the evaluation and treatment of functional neurosurgical disorders such as epilepsy, movement disorders, and pain syndromes. Her additional areas of special interest and focus include the treatment of cervical spine instability and degenerative spine disease, and deep brain and nerve stimulation for Parkinson's disease and other neurological conditions.Dr. Bhansali earned her medical degree at the University of Washington School of Medicine in Seattle. She completed her neurological surgery residency at the University of Chicago Medical Center in Illinois before going on to complete her fellowship training at the Swedish Neuroscience Institute, also in Seattle. She is published in numerous medical journals and publications on a wide variety of topics in neurosurgery. Dr. Bhansali is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. Her top areas of expertise are Subarachnoid Hemorrhage, Chronic Subdural Hematoma, Delirium, Deep Brain Stimulation, and Gastrostomy.

"Dr. Olaide Ajayi is board-certified by the American Board of Neurological Surgeons and is a Fellow of the American Association of Neurological Surgeons. He is the Medical Director of Spine Surgery at Texas Health Harris Methodist Hospital in Fort Worth.Dr. Ajayi completed his Neurosurgery Residency as well as a Complex and Minimally Invasive Spine Fellowship at Loma Linda University Medical Center in Southern California. He also received his Medical Doctorate from the same institution. He has authored and contributed to many peer review publications on various neurosurgical and spine related topics.His areas of special focus include the surgical management of degenerative scoliosis, spine tumors, spine trauma, complex and minimally invasive spine surgery, and degenerative spine disease. Dr. Ajayi takes a comprehensive approach in the management of spinal disease, utilizing conservative treatment options when feasible, as well as minimally invasive and complex reconstructive approaches when necessary.Dr. Ajayi is a member of the North American Spine Society (NASS), American Association of Neurological Surgeons (AANS), Congress of Neurological Surgeons (CNS) and AANS/CNS Joint Spine Section.WATCH NOW:</h5>Patient Testimonial: North Texas Neurosurgical & Spine Center (Dr. Ajayi)</a>". Dr. Ajayi is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Subdural Hematoma, Chronic Subdural Hematoma, Delirium, Microdiscectomy, and Cervical Disc Surgery.

Toral Patel is a Neurosurgery provider in Dallas, Texas. Dr. Patel is rated as a Distinguished provider by MediFind in the treatment of Brain Stem Cancer. Her top areas of expertise are Astrocytoma, Glioblastoma, Glioma, Awake Craniotomy, and Gamma Knife Radiosurgery.

Dr. Moneeb Ehtesham is a fellowship-trained neurosurgeon with specialized expertise in cerebrovascular/endovascular neurosurgery and complex spinal surgery. He has served in teaching and senior academic research and leadership capacities for over two decades. Dr. Ehtesham currently serves as an Associate Professor at the TCU Burnett School of Medicine. His areas of special focus include open and endovascular surgery for aneurysms and other cerebrovascular conditions as well as spinal surgery. Additionally, he has been recognized for his research in the areas of stem cell therapies and brain tumors. He was a recipient of the Young Investigator Award from the American Association of Neurological Surgeons and Congress of Neurological Surgeons.Dr. Ehtesham completed his neurological surgery residency at Vanderbilt University Medical Center in Nashville, where he served as chief resident in his final year. He also completed his neurointerventional/ endovascular neurosurgery fellowship at Vanderbilt. Dr. Ehtesham is a Diplomate of the American Board of Neurological Surgery and a Fellow of the American Association of Neurological Surgeons and the American College of Surgeons. Dr. Ehtesham is rated as an Advanced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Subarachnoid Hemorrhage, Stroke, Subdural Hematoma, Laminectomy, and Transmyocardial Revascularization.

Joseph Beshay is a Neurosurgery provider in Dallas, Texas. Dr. Beshay is rated as an Advanced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Meningioma, Spinal Stenosis, Posterior Fossa Tumor, Sacral Nerve Stimulation, and Awake Craniotomy. Dr. Beshay is currently accepting new patients.

. Dr. Blumenthal is rated as an Advanced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Chronic Demyelinizing Neuropathy with IgM Monoclonal, Transient Ischemic Attack (TIA), Stroke, and Undifferentiated Connective Tissue Disease (UCTD).

Dr. Ahmed Shakir brings in-depth clinical and teaching experience in neurosurgery to Texas Health Neurosurgery and Spine Specialists. He is board-certified by the American Board of Neurological Surgery and is fellowship-trained in spine surgery from Vanderbilt University Medical Center in Nashville. Dr. Shakir received his medical degree from The University of Texas Southwestern Medical School at Dallas before going on to complete his neurological surgery residency training at Medical College of Georgia in Augusta, GA. He has also worked as a clinical assistant professor in the Department of Neurosurgery at The University of Texas Health Science Center in San Antonio.Dr. Shakir’s special interests include spinal trauma, spinal oncology and degenerative spine disorders. He is a member of the American Association of Neurological Surgeons and Congress of Neurological Surgeons. Dr. Shakir is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Stroke, Subdural Hematoma, Chronic Subdural Hematoma, Laminectomy, and Gastrostomy.

Dr. James Waldron grew up in San Antonio, TX. He graduated from Rice University in 1995 before pursing his medical degree at the University of Texas, Southwestern School of Medicine where he graduated first in his class. He completed an internship in Internal Medicine at Brigham and Women’s Hospital, Harvard Medical School. He then moved to northern California where he completed his training in Neurological Surgery at the University of California, San Francisco. After his residency he completed advanced fellowship training in Endovascular Neurosurgery/Interventional Neuroradiology at Stanford University Medical Center. Dr. Waldron focuses on the treatment of brain aneurysms and cerebrovascular disease utilizing both endovascular and open surgical techniques. His clinical interests include neuro-oncology, skull base surgery, radiosurgery, and treatment of disorders of the cervical, thoracic, and lumbar spine. Dr. Waldron remains committed to the advancement of neuroscience research. He has previously pursued National Institutes of Health funded research work on brain tumors and completed a post-doctoral research fellowship in the laboratory of Andrew Parsa, M.D., Ph.D. at the University of California, San Francisco. Dr Waldron currently see patients at our NeuroTexas locations in South Austin, Cedar Park and Round Rock. Dr. Waldron has been recognized as a Top Doc 2020, 2021, 2022, 2023, 2024, and 2025 by Austin Monthly Magazine. Winners are nominated by their peers as among the best in their region/nation in their medical specialty. Dr. Waldron is rated as a Distinguished provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Dysembryoplastic Neuroepithelial Tumors (DNET), Brain Stem Cancer, Posterior Fossa Tumor, Transmyocardial Revascularization, and Stent Placement.

Dr. Peter Shedden is an established and prominent neurosurgeon who is board certified in both Canada and the United States. He completed his pre-medical training at the University of Toronto where he received a BSc degree in Anatomy and Physiology and a MSc degree for research pertaining to spinal cord development. Dr. Shedden is rated as an Advanced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Spinal Stenosis, Cervical Spondylosis, Hydrocephalus, Laminectomy, and Microdiscectomy.

Ramsey Ashour is a Neurosurgery provider in Austin, Texas. Dr. Ashour is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Stroke, Radiation Induced Meningioma, Meningioma, Stent Placement, and Transmyocardial Revascularization. Dr. Ashour is currently accepting new patients.

Juan Ortega-Barnett is a Neurosurgery provider in Austin, Texas. Dr. Ortega-Barnett is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Hydrocephalus, Congenital Cardiovascular Shunt, Normal Pressure Hydrocephalus, Awake Craniotomy, and Rhizotomy. Dr. Ortega-Barnett is currently accepting new patients.

Gregory Ward is a Neurosurgery provider in Fort Worth, Texas. Dr. Ward is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Spinal Stenosis, Invertebral Disc Disease, Hydrocephalus, Laminectomy, and Awake Craniotomy. Dr. Ward is currently accepting new patients.

Marta Penas-Prado is a Neurologist in Houston, Texas. Dr. Penas-Prado is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. Her top areas of expertise are Astrocytoma, Glioblastoma, Brain Tumor, and Glioma.

Marcus Smith is a Neurosurgery provider in Mt Pleasant, Texas. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Cervical Spondylosis, Fractured Spine, Subdural Hematoma, Laminectomy, and Bone Graft. Dr. Smith is currently accepting new patients.

Zeguang Ren is a Neurosurgery provider in Houston, Texas. Dr. Ren is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Apoplexy, Stroke, Brain Aneurysm, Thrombectomy, and Carotid Artery Surgery. Dr. Ren is currently accepting new patients.

Brandon Liebelt is a Neurosurgery provider in San Antonio, Texas. Dr. Liebelt is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Meningioma, Subependymoma, Schizencephaly, Endoscopic Transnasal Transsphenoidal Surgery, and Awake Craniotomy. Dr. Liebelt is currently accepting new patients.

John Dietze is a Neurosurgery provider in Waco, Texas. Dr. Dietze is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. His top areas of expertise are Invertebral Disc Disease, Spinal Stenosis, Subdural Hematoma, Microdiscectomy, and Herniated Disc Surgery. Dr. Dietze is currently accepting new patients.

Rebecca Harrison is a Neurologist in Houston, Texas. Dr. Harrison is rated as an Experienced provider by MediFind in the treatment of Brain Stem Cancer. Her top areas of expertise are Glioma, Astrocytoma, Glioblastoma, and Brain Tumor.