An Award-winning Healthcare System that Serves our Communities Cambridge Health Alliance is a vibrant, innovative health system dedicated to providing essential services to all members of the community. With over 140,000 patients in Cambridge, Somerville, and BostonÍs Metro North communities, CHA is a local provider of choice for primary care, specialty care, emergency services, hospital care, and behavioral health. CHA patients receive high quality care in convenient neighborhood locations, and have seamless access to advanced care through CHAÍs affiliation with Beth Israel Deaconess Medical Center. CHAÍs community commitment extends beyond its patients. CHA operates the Cambridge Public Health Department and collaborates with many local agencies and organizations to improve the health of local residents. It also provides a vital safety net for underserved populations facing barriers to care. As a teaching hospital of Harvard Medical School, Harvard School of Public Health, Harvard School of Dental Medicine, and Tufts University School of Medicine, CHA trains the health care providers of tomorrow. Online at www.challiance.org.