Helene A. Emsellem, MD, FAASM
Medical Director

John R. Ruddy, MD
Linda C. Croom, ANPC
Annemarie Zabbara, PA-C
Sandy Evanson, PA-C








At the Center for Sleep & Wake Disorders, our medical staff recognizes that patients with disorders of sleep and wakefulness require special attention. Our evaluation and treatment methods are based on a multidisciplinary, scientific approach to identifying and managing sleep/wake disorders.

What is "a good night's sleep?"

What is a sleep evaluation?

Who can benefit from a sleep evaluation?




5454 Wisconsin Ave.,
Suite 1725
Chevy Chase, MD 20815

Phone: 301-654-1575
Fax: 301-654-5658