Mass General Chelsea Healthcare Center, Urgent Care is a walk-in clinic located at 151 Everett Avenue, Chelsea, MA 02150. It is part of the Massachusetts General Hospital (MGH) system, providing high-quality urgent care for children and adults as an alternative to the emergency room for non-life-threatening illnesses, minor injuries, and routine medical services. The center is open every day except Thanksgiving and Christmas, with extended weekday and weekend hours. Services are available to both Mass General patients and the general public, regardless of insurance status, with multilingual staff and interpreters available

• Urgent care for minor illnesses and injuries

• Adult and pediatric primary care

• Chronic disease management

• Preventive care

• Laboratory and imaging services

• Staffed by board-certified physicians and registered nurses

• Patient-centered, evidence-based care

• Multilingual staff and interpreter services

• Commitment to safety, equity, and clinical excellence

Mission 

• Deliver high-quality, patient-centered urgent care for all ages.

• Ensure access to care regardless of insurance status or primary care affiliation.

• Provide compassionate, efficient, and culturally sensitive healthcare.

Vision 

• Advance clinical practice and improve community well-being through collaborative care.

• Reduce health disparities and support the health of the Chelsea community.

• Part of Massachusetts General Hospital, ranked among the top hospitals in the U.S. by U.S. News & World Report

• 5/5 stars for hospital quality by the Centers for Medicare and Medicaid Services.

• Magnet status for nursing excellence by the American Nurses Credentialing Center.

• Recognized by the Human Rights Campaign Foundation for equitable and inclusive care

• American Heart Association’s Get With the Guidelines Stroke Gold Plus award

• Named to DiversityInc’s Top Hospitals and Health Systems list