Sinai Health System - Level 1 Trauma Center, is a Chicago-based not-for-profit organization comprised of Sinais teams of nurses, surgeons, and anesthesiologists working together in surgical services such as vascular, hand, neuro, orthopedics, gynecological, reconstructive, urological general surgery. The member institutions of Sinai Health System collectively deliver a full range of high-quality outpatient and inpatient services, as well as a large number of innovative community-based health, research, and social service programs.