Advocate Medical Group Neurosurgery
Hamad Farhat is a Neurosurgery provider practicing medicine in Oak Lawn, Illinois. Dr. Farhat is rated as an Advanced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), Brain Aneurysm, Transmyocardial Revascularization, and Stent Placement. Dr. Farhat is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Bradley Bagan is a Neurosurgery provider practicing medicine in Libertyville, Illinois. Dr. Bagan is rated as an Advanced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Apoplexy, Subdural Hematoma, Chronic Subdural Hematoma, Microdiscectomy, and Cervical Disc Surgery. Dr. Bagan is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Ryan Trombly is a Neurosurgery provider practicing medicine in Oak Lawn, Illinois. Dr. Trombly is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Cervical Myelopathy, Cerebellum Agenesis Hydrocephaly, Spinal Cord Abscess, Microdiscectomy, and Herniated Disc Surgery. Dr. Trombly is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Dean Karahalios is a Neurosurgery provider practicing medicine in Park Ridge, Illinois. Dr. Karahalios is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Klippel-Feil Syndrome, Subdural Hematoma, Spinal Stenosis, Laminectomy, and Microdiscectomy. Dr. Karahalios is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Juan Tejada is a Neurosurgery provider practicing medicine in Libertyville, Illinois. Dr. Tejada is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), Apoplexy, Awake Craniotomy, and Microdiscectomy. Dr. Tejada is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Pediatrics
Dimitrios Nikas is a Neurosurgery provider practicing medicine in Oak Lawn, Illinois. Dr. Nikas is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Myelomeningocele, Plagiocephaly, Hydrocephalus, Horner Syndrome, and Craniectomy. Dr. Nikas is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Primary Care
Kevin Koo is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Koo is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Kidney Stones, Hypersplenism, Enlarged Prostate (BPH), Ureteroscopy, and Endoscopy. Dr. Koo is board certified in American Board Of Family Medicine.
Advocate Medical Group Neurosurgery
Demetrius Lopes is a Neurosurgery provider practicing medicine in Park Ridge, Illinois. Dr. Lopes is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Brain Aneurysm, Stroke, Arteriovenous Malformation, Thrombectomy, and Stent Placement. Dr. Lopes is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Patrick Sugrue is a Neurologist practicing medicine in Park Ridge, Illinois. Dr. Sugrue is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Scoliosis, Kyphosis, Lordosis, Osteotomy, and Microdiscectomy. Dr. Sugrue is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Jonathan Citow is a Neurosurgery provider practicing medicine in Libertyville, Illinois. Dr. Citow is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Spinal Stenosis, Cervical Spondylosis, Spondylolisthesis, Cervical Disc Surgery, and Herniated Disc Surgery. Dr. Citow is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Valentina Vasenina is a Neurosurgery provider practicing medicine in Oak Lawn, Illinois. Dr. Vasenina is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. Her clinical expertise encompasses Cervical Myelopathy, Epidural Hematoma, Meningioma, and Cervical Spondylosis. Dr. Vasenina is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Neurosurgery
Jerrel Boyer is a Neurosurgery provider practicing medicine in Chicago, Illinois. Dr. Boyer is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Stroke, Delirium, Apoplexy, Gastrostomy, and Awake Craniotomy. Dr. Boyer is board certified in American Osteopathic Board Of Surgery, Neurological Surgery.
Nader Dahdaleh is a Neurosurgery provider practicing medicine in Bloomingdale, Illinois. He has been practicing medicine for over 22 years. Dr. Dahdaleh is rated as a Distinguished provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Fractured Spine, Epidural Hematoma, Cervical Myelopathy, Spinal Fusion, and Laminectomy. Dr. Dahdaleh is board certified in American Board Of Neurological Surgery - Neurological Surgery (Certified).
Tyler Koski is a Neurosurgery provider practicing medicine in Chicago, Illinois. He has been practicing medicine for over 26 years. Dr. Koski is rated as a Distinguished provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Scoliosis, Adolescent Idiopathic Scoliosis, Kyphosis, Herniated Disc Surgery, and Cervical Disc Surgery. Dr. Koski is board certified in American Board Of Neurological Surgery - Neurological Surgery (Certified).
OSF Illinois Neurological Institute - Neurosurgery
Todd Mccall is a Neurosurgery provider practicing medicine in Peoria, Illinois. Dr. Mccall is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Subdural Hematoma, Chronic Subdural Hematoma, Spinal Stenosis, Microdiscectomy, and Cervical Disc Surgery. Dr. Mccall is board certified in American Board Of Neurological Surgery.
OSF Illinois Neurological Institute - Neurosurgery
Max Kahn is a Neurosurgery provider practicing medicine in Peoria, Illinois. Dr. Kahn is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. His clinical expertise encompasses Pica, Spinal Stenosis, Epidural Hematoma, Fractured Spine, and Laminectomy.
OSF Illinois Neurological Institute - Neurosurgery
Andrew Tsung is a Neurosurgery provider practicing medicine in Peoria, Illinois. Dr. Tsung is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Glioblastoma, Astrocytoma, Glioma, Awake Craniotomy, and Gamma Knife Radiosurgery. Dr. Tsung is board certified in American Board Of Neurological Surgery.
OSF Illinois Neurological Institute - Neurosurgery
Jeffrey Klopfenstein is a Neurosurgery provider practicing medicine in Peoria, Illinois. Dr. Klopfenstein is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Radiation Induced Meningioma, Meningioma, Stroke, Carotid Artery Surgery, and Laminectomy. Dr. Klopfenstein is board certified in American Board Of Neurological Surgery.
Advocate Medical Group Internal Medicine
Edwin Hollins is a primary care provider, practicing in Internal Medicine in South Holland, Illinois. Dr. Hollins is rated as an Experienced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Hollins is board certified in American Board Of Internal Medicine.
Gnel Pivazyan is a Neurosurgery provider practicing medicine in Chicago, Illinois. He has been practicing medicine for over 8 years. Dr. Pivazyan is rated as an Advanced provider by MediFind in the treatment of Epidural Hematoma. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Epidural Hematoma, Subdural Hematoma, Arachnoiditis, Spinal Fusion, and Laminectomy.
Last Updated: 04/28/2026



















