Aleksandrs U. Kalnins, MD, a neuroradiologist at Endeavor Health, specializes in the imaging and diagnosis of conditions affecting the brain, spine and nervous system. He interprets advanced imaging studies such as MRI and CT scans to support the diagnosis and treatment planning for neurological disorders. Dr. Kalnins works in collaboration with neurologists, neurosurgeons and other specialists to deliver accurate, timely insights that guide patient care. Dr. Kalnins is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Stroke, Invertebral Disc Disease, Hepatocerebral Degeneration, and Cerebellar Degeneration.

Christopher Ray Trevino, MD, a neurologist at Endeavor Health, evaluates and treats conditions of the brain, spine and nervous system. Dr. Trevino provides care for neurologic concerns such as seizures, migraines and movement disorders using evidence-based diagnostic tools and therapies. Dr. Trevino is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Metastatic Brain Tumor, Ependymoma, Brain Tumor, Glioma, and Splenectomy.

Matthew T. Walker, MD, a neuroradiologist at Endeavor Health, specializes in interpreting advanced imaging of the brain, spine and nervous system. Dr. Walker collaborates with referring clinicians to support timely diagnosis and guide treatment planning through accurate radiologic assessment. Dr. Walker is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Meningioma, Stroke, Cerebral Arteriovenous Malformation, Subarachnoid Hemorrhage, and Hormone Replacement Therapy (HRT).

Rajeev Sai Polasani, MD, a neuroradiologist at Endeavor Health, specializes in interpreting advanced imaging of the brain, spine and nervous system. He provides diagnostic expertise that supports timely evaluation and treatment of neurological conditions. Dr. Polasani is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Stroke, Cerebral Arteriovenous Malformation, Vertigo, and Herniated Disk.

Charles Wang, MD, a neurologist and electrodiagnostic medicine specialist at Endeavor Health, provides diagnostic-focused care for patients with neurologic conditions. Fluent in Mandarin, he supports language accessibility for Chinese-speaking patients, helping ensure clear, compassionate communication. Dr. Wang is especially interested in how artificial intelligence can enhance diagnostic accuracy and support, not replace, human-centered care. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Generalized Tonic-Clonic Seizure, Seizures, Peripheral Neuropathy, and Memory Loss.

Stephanie Drobac, MD, a pediatric endocrinologist at Endeavor Health, specializes in hormone-related conditions affecting children and adolescents. She treats a variety of endocrine disorders including diabetes, adrenal and thyroid conditions, and growth concerns. Dr. Drobac partners with families to support healthy development and long-term wellbeing. Dr. Drobac is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Idiopathic Short Stature (ISS), Familial Short Stature (FSS), Short Stature (Growth Disorders), and Precocious Puberty.

Stephanie Mehlis, MD, a dermatologist at Endeavor Health, provides care for patients of all ages, with a particular focus on complex medical dermatology. In addition to seeing patients, she leads clinical trials that offer early access to emerging therapies and improve dermatologic care. Her dual role as a physician and researcher allows her to bring the latest innovations and treatments directly to the exam room. Dr. Mehlis is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Psoriasis, Alopecia Areata, Autosomal Recessive Hypotrichosis, and Actinic Keratosis.

Scott Bolton is a Pediatric Gastroenterologist and a Pediatrics provider in Wilmette, Illinois. Dr. Bolton is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Eosinophilic Esophagitis, Esophagitis, Eosinophilic Enteropathy, Gastritis, and Endoscopy.

Carlos Prada is a Medical Genetics specialist and a Pediatrics provider in Chicago, Illinois. Dr. Prada is rated as an Elite provider by MediFind in the treatment of RASopathies. His top areas of expertise are RASopathies, Smith-Kingsmore Syndrome, Neurofibromatosis, and Neurofibromatosis Type 1 (NF1).

Afif Hentati, MD, a neurologist at Endeavor Health, specializes in diagnosing and managing complex neurological conditions, with a focus on multiple sclerosis. He blends deep clinical experience with ongoing research to improve patient outcomes and expand treatment options. Dr. Hentati values careful listening, clear communication and personalized care, helping patients feel confident and supported throughout their journey. Dr. Hentati is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Multiple Sclerosis (MS), Relapsing Multiple Sclerosis (RMS), Migraine, and Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease.

Robert Kaplan is a primary care provider, practicing in Family Medicine and General Practice in Chicago, Illinois. Dr. Kaplan is rated as an Advanced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Pediatric Myocarditis, and Type 2 Diabetes (T2D).

Shakeel Chowdhry is a Neurosurgery provider in Evanston, Illinois. Dr. Chowdhry is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Stroke, Hydrocephalus, Normal Pressure Hydrocephalus, Thrombectomy, and Stent Placement.

Todd Newberger is a primary care provider, practicing in Internal Medicine in Evanston, Illinois. Dr. Newberger is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Addison's Disease, Secondary Adrenal Insufficiency, Triple A Syndrome, Endoscopy, and Gastrostomy.

Megan Shanks is a Neurologist in Skokie, Illinois. Dr. Shanks is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Peripheral Neuropathy, Foot Drop, Dysgraphia, and Myasthenia Gravis.

Laura Levin is a Pediatrics provider in Northbrook, Illinois. Dr. Levin is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Familial Short Stature (FSS), Idiopathic Short Stature (ISS), Short Stature (Growth Disorders), and Precocious Puberty.

Krister M. Johansson, MD, a family medicine physician at Endeavor Health, provides primary care for individuals of all ages. He treats a broad spectrum of acute and chronic conditions while supporting preventive health and wellness planning. With years of clinical experience, Dr. Johansson delivers evidence-based care tailored to each patient’s long-term needs. Dr. Johansson is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Vitamin D Deficiency, Schizoaffective Disorder, Legius Syndrome, Hernia Surgery, and Gastrostomy.

Sheetal Decaria is a Pain Medicine provider in Glenview, Illinois. Dr. Decaria is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Central Pain Syndrome, Sacroiliac Joint Disease, Neuralgia, and Legius Syndrome.

Guy Randolph is a Pediatrics specialist and a Pediatric Cardiologist in Chicago, Illinois. Dr. Randolph is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Heart Murmurs, Familial Dilated Cardiomyopathy, Bicuspid Aortic Valve, and Familial Neurocardiogenic Syncope.

Biraj Shah is an Oral and Maxillofacial Surgeon in Chicago, Illinois. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are TMJ Disorders, Osteochondroma, Uvulitis, and Ludwig Angina.

Daniel Schwartz is a Pediatric Radiologist in Chicago, Illinois. Dr. Schwartz is rated as an Advanced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Horseshoe Kidney, Tracheobronchopathia Osteoplastica, Pectus Excavatum, and Ureterocele.