Areas of expertise for Dr. Grayum include neuromuscular disorders (nerve & muscle diseases) and stroke. He accepts United Healthcare Platinum, United Healthcare Navigate, United Healthcare POS, and more. Dr. Grayum studied medicine at Thomas Jefferson University, Jefferson Medical College and MCP Hahnemann School of Medicine. He completed his residency training at NYU Langone Medical Center. Dr. Grayum has received distinctions including Philadelphia Super Doctors; Educator of the Year, Crozer-Chester Medical Center; and Drexel University Teaching Award for Affiliates. He is affiliated with Cooper University Physicians. Dr. Grayum's practice is open to new patients.