Why Quest Diagnostics?

At Quest Diagnostics we are driven to discover diagnostic solutions that improve patient health.


Improving patient care

Building physician and patient loyalty

Actionable information, insights and answers

Diagnostic innovations
Broad menu of specialized and complex tests
Expertise across multiple disciplines
Infectious diseases


Managing costs

Laboratory management solutions

  • Full lab management
  • Limited lab management

Customized solutions for operations

  • Six Sigma Consulting Services

Solutions for employee retention
Logistics solutions

Outreach support
Community health
IT solutions for physician and patient needs

Tools to support patient compliance

Medical and scientific education

Enhanced reporting