KNOWING we’re in New York

Quest is in-network with most major health plans in New York and New Jersey. Quest Diagnostics can help your patients control their healthcare costs, comply with testing, and get the lab work they need so you can make informed healthcare decisions.

KNOWING is efficient


The Quanum portfolio of solutions helps you and your staff streamline patient care, so you can focus on what matters most—the health of your patients.

KNOWING is support


Our extensive testing menu is designed to meet your needs and those of your patients.

KNOWING is collaborating


Our full-service regional laboratory in Teterboro, NJ, operates 24 hours a day, 7 days a week to ensure you have the results you need from a local lab you can trust.