Dr. William E. Hellenbrand is a pediatric cardiologist in New Haven, Connecticut and is affiliated with multiple hospitals in the area, including Yale New Haven Children's Hospital and Yale New Haven Hospital. He received his medical degree from State University of New York Downstate Medical Center College of Medicine and has been in practice for more than 20 years. Dr. William E. Hellenbrand accepts insurance plans - see insurance accepted below. Dr. William E. Hellenbrand is highly recommended by patients.