Providing your location allows us to show you nearby locations and doctors.

Blood Draw - Constitution Diagnostics Network, Norwalk Hospital

34 Maple St.
1st Floor
Norwalk, CT 06856
United States
Phone (203) 855-3747
TTY (800) 842-9710
Constitution Diagnostics Network (CDN), a joint venture between Danbury Hospital, part of Nuvance Health, and Sunrise Medical Laboratories, part of Sonic Healthcare USA, serves as your community provider of medical laboratory testing in Norwalk, Connecticut. Our goal is to help you receive the medical testing requested by your doctor with the accuracy and reliability you deserve.
Insurance coverage: We accept most insurance plans. Ask your representative for a complete list of participating insurance plans.
Local, personalized service: Your laboratory testing is our top priority. Our team consists of medical technicians, phlebotomists, pathologists, customer service representatives, and other medical professionals.
With comprehensive insurance coverage and excellent customer service, the patient service center is conveniently located inside of Norwalk Hospital. To schedule an appointment, book online or call 203-838-4886.
A doctor's order is required for COVID-19 testing. Please contact your primary care doctor to schedule a telehealth visit.
To schedule an appointment for COVID-19 testing, please call (203)-739-4344.
Monday – Friday: 7 am – 4:30 pm
Closed for lunch 12:30 -1 pm