Quest Diagnostics

Quest Diagnostics is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Laboratories Medical
• Laboratories Clinical Medical Diagnostic
• Physicians & Surgeons

North American Industry Classification System (NAICS) Categories:

• Offices Of Physicians (Except Mental Health Specialists)
• Medical Laboratories > Laboratories By Specialty, Except X-Ray > Laboratories Clinical Medical Diagnostic

Standard Industry Classification (SIC) Categories:

• Offices And Clinics Of Doctors Of Medicine
• Medical Laboratories > Laboratories By Specialty, Except X-Ray > Laboratories Clinical Medical Diagnostic