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 online, log in to mynuvancehealth/blue or call (203) 739-4999.
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.