Hospital facilities and services include two linear accelerators for cancer therapy, ultrasound, computerized tomographic (CT) scanners, renal dialysis, magnetic resonance imaging (MRI), and cardiac catheterization, as well as new treatment options available through research protocols. In addition to comprehensive treatment and support programs for patients with cancer, heart disease, and psychological difficulties, the hospital offers extensive services for women, children, and senior citizens.

The medical staff consists of over 500 physicians and dentists. There are over 2000 full and part-time employees with the assistance of 600 active senior and junior volunteers. Danbury Hospital is a teaching hospital affiliated with the Yale University School of Medicine, New York Medical College, and the University of Connecticut School of Medicine.

Danbury Hospital also provides numerous educational opportunities, including Health Fairs, a Speakers' Bureau, monthly Medical Town Meetings, Programs for Parents, and a Consumer Health Information Center in local libraries.

Elements in Progressive Patient Care are: Intensive Coronary Care Unit, Special Care Unit, General Medical-Surgical, Maternity, Pediatric, and Isolation. Other facilities include equipment for electro-cardiograms, stress testing, electro-encephalographs, radiology and nuclear medicine, physical therapy, respiratory therapy, and pharmacy.

The hospital continues to promote its extensive community role by providing a number of health promotion programs conducted by its staff which include the use of hospital facilities.