Nerve blocks

George Nissan, DO, a headache medicine specialist at Endeavor Health, provides comprehensive care for patients living with chronic and complex headache disorders. He earned his medical degree from the Chicago College of Osteopathic Medicine and completed his internal medicine residency and chief residency at Methodist Medical Center in Dallas, Texas. Board certified in internal medicine and specially trained in headache medicine, Dr. Nissan has focused on inpatient and outpatient headache care since 2003 and serves as Co-Director of the Endeavor Health Diamond Headache & Migraine Center.

Paul Marsiglia, DO, a pain medicine and anesthesiology specialist at Endeavor Health, evaluates and treats a wide range of acute and chronic pain conditions. He uses evidence-based interventional approaches for spinal disorders, nerve-related pain, joint pain and other complex pain conditions while focusing on each patient’s functional goals and daily needs. He completed his residency at Rush University Medical Center, serving as chief resident, and went on to complete a fellowship at Harvard Medical School. He aims to help individuals understand their condition, explore options and move toward improved comfort and mobility.