His areas of expertise include the following: age-related macular degeneration (AMD), eye floater, and diabetic retinopathy. He takes Blue Cross/Blue Shield, Coventry, TRICARE, and more. After attending Tel Aviv University, Sackler Faculty of Medicine for medical school, Dr. Grunwald completed his residency training at Rabin Medical Center. In addition to English, Dr. Grunwald (or staff) speaks Hebrew and Spanish. He is affiliated with Mercy Fitzgerald Hospital, Hospital of the University of Pennsylvania (HUP), and Philadelphia VA Medical Center.