The Rheumatology Unit provides comprehensive, personalized care for patients with arthritis and other rheumatologic and autoimmune conditions.

Allergy and Clinical Immunology

Allergy & Clinical Immunology

The Allergy & Clinical Immunology Unit delivers expert care for the most common to very rare allergic and immunologic conditions.

Immunology and Inflammatory Diseases

Immunology Research

The Center for Immunology and Inflammatory Diseases (CIID) is the major laboratory research component of our division.

Epidemiology Research

Epidemiology Research

The Clinical Epidemiology Program conducts research related to allergic and rheumatologic diseases using clinical research methods.

#1 Research Hospital in America

Mass General is recognized as a top hospital on the U.S. News Best Hospitals Honor Roll for 2023-2024.

About the Department of Medicine

We offer innovative, high-quality medical care, trains future medical leaders, and produces research that advances science and improves care.

Award-winning Medical Care

Mass General is recognized as a leader in patient care, education and research, and ranks among the most prestigious medical institutions.