Advocate Illinois Masonic Medical Center is a 408-bed teaching hospital located in Chicago's Lakeview neighborhood, serving as a Level I Trauma Center for the North Side of Chicago and a regional referral destination for patients across the city and northern suburbs. As part of Advocate Health, Illinois Masonic combines the clinical capabilities of a major urban trauma center with a deep commitment to the LGBTQ+ community and Chicago's diverse North Side neighborhoods. Illinois Masonic has earned national recognition for its welcoming, inclusive environment for LGBTQ+ patients and staff — consistently earning the Human Rights Campaign Healthcare Equality Index top designation. The hospital's HIV and infectious disease program is one of Chicago's most comprehensive, reflecting decades of leadership in HIV/AIDS care in the Boystown neighborhood. The Level I Trauma designation requires 24/7 surgical coverage for the most critically injured patients. The hospital's emergency department serves over 50,000 visits annually from one of Chicago's densest and most vibrant urban communities. Oncology, radiation therapy, gastroenterology, obstetrics, pediatrics, and psychiatry services reflect the diverse healthcare needs of the Lakeview and broader North Side community. A strong residency and medical education program trains future Chicago physicians.