Dr. Nidal Shawahin

Manish Mathur is a primary care provider, practicing in Internal Medicine in Staunton, Illinois. Dr. Mathur is rated as an Advanced provider by MediFind in the treatment of Headache. His top areas of expertise are Chronic Cough, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

Briccio Cadiz is a primary care provider, practicing in Internal Medicine in Festus, Missouri. Dr. Cadiz is rated as a Distinguished provider by MediFind in the treatment of Headache. His top areas of expertise are Familial Combined Hyperlipidemia, Cirrhosis, Xanthoma, Endoscopy, and Colonoscopy.

Dr. Margolis is board certified in internal medicine, neurology and vascular neurology. He has been in practice in the St. Louis area since 1980 and has served on numerous boards and committees in both leadership and advisory roles. He graduated cum laude from Saint Louis University School of Medicine and completed his internal medicine residency at the University of Cincinnati Medical Center. He completed his neurology training at the University of Rochester Medical Center, where he also served as Chief Resident. Dr. Margolis is the co-director of neurology for SSM Health Neurosciences. He provides an integrated, multi-specialty approach to diseases that affect the brain and nervous system. His office is located on the SSM Health DePaul Hospital - St. Louis campus. Dr. Margolis is rated as a Distinguished provider by MediFind in the treatment of Headache. His top areas of expertise are Foot Drop, Essential Tremor, Corticobasal Degeneration, and Cerebellar Degeneration.