Quest Diagnostics
Main:
(516) 677-7734
Fax: (631) 567-1665
Fax: (631) 567-1665
160 Middle Rd, Sayville, New York, 11782
Business hours
| Monday | 7:00am to 3:00pm |
| Tuesday | 7:00am to 3:00pm |
| Wednesday | 7:00am to 3:00pm |
| Thursday | 7:00am to 3:00pm |
| Friday | 7:00am to 3:00pm |
| Saturday | 7:00am to 12:00pm |
| Sunday | - |
About us
The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.