Explore The Division of Sleep Medicine
Welcome to the Division of Sleep Medicine at Massachusetts General Hospital. Our Division provides state-of-the-art care for a wide range of sleep and circadian disorders. Our mission is to provide the highest standard of clinical care, to educate future generations of clinicians and scientists dedicated to sleep and circadian medicine, and to advance collaborative clinical and translational research in the fields of sleep and circadian medicine.
Each member of our Sleep Division provides consultation and care for patients affected by wide-range of sleep disorders. Patients seeking our services suffer from disorders such as sleep apnea, snoring, insomnia, narcolepsy, REM sleep behavior disorder, NREM parasomnia, restless leg syndrome and circadian rhythm disorders.
About patient care
Research & Clinical Trials
We are on the forefront of research into the causes and treatments of sleep disorders, including sleep apnea, insomnia, restless leg syndrome and beyond.
About our research
Education & Training
We offer a joint Mass General/Brigham & Women's Hospital Sleep Fellowship, subspecialty training in movement disorders of sleep and REM sleep behavior disorder, as well as postdoctoral research training to develop the next generation of experts in sleep medicine.
Our Clinical Team
We work with physicians from across the hospital and at Massachusetts Eye and Ear to provide high-quality comprehensive care for sleep disorders of all kinds.
— patient in the Division of Sleep Medicine
Dr. Sassower is a great doctor and he is just as much a great person. He has been my sleep doctor for about 20 years and I could find no better doctor at Mass General.
Meet our clinical care team
More patient feedback
For information about referrals and to request assistance obtaining prior authorization for in-lab clinical sleep studies at the Mass General (Wyndham) sleep laboratory, please visit our provider page.