Quest Diagnostics Incorporated — Company profile
Healthcare · Diagnostics & Research · United States
Last price 251.82 USD (Oct 30, 2026, 4:00 PM EDT) · Market cap 27.71B
Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports
Company profile
Quest Diagnostics Incorporated provides diagnostic testing and services in the United States. The company develops and delivers diagnostic information services, such as routine, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It also provides services under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to physicians, hospitals, patients and consumers, health plans, government agencies, employers, retailers, pharmaceutical companies and insurers commercial clinical laboratories, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile phlebotomists, nurses, and other health and wellness professionals. In addition, the company offers risk assessment services for the life insurance industry; healthcare IT healthcare providers and payers; testing and medical director services at hospital laboratories; test offerings in cardiometabolic and endocrine; cancer; clinical drug monitoring and toxicology; infectious disease, including autoimmune; neurology diagnostics, including Alzheimer’s disease; and women’s health, such as prenatal genetic; workplace drug testing, testing urine, hair, and oral fluid specimens services; and employer population health services, including biometric screenings, flu shots, and related preventative services. Further, it provides population health solutions; extended care services; develops in vitro diagnostic tests; laboratory diagnostic information and digital health connectivity systems; underwriting support services, including data gathering, paramedical examinations, and clinical laboratory testing and analytics; and national specimen collection and health data solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.
Details
| Name | Quest Diagnostics Incorporated |
| Sector | Healthcare |
| Industry | Diagnostics & Research |
| Employees | 57000 |
| Founded | 1967 |
| Ipo Date | 1996-12-17 |
| Ceo | James Davis |
| Country | United States |
| Exchange | NYSE |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| Isin | US74834L1008 |
| Cusip | 74834L100 |
| Cik | 0001022079 |
| Sic | 8071 |
| Stock Type | Common Stock |
Key executives
| Name | Title |
|---|---|
| James E. Davis | Chairman, Chief Executive Officer and President |
| Sam A. Samad | Executive Vice President and Chief Financial Officer |
| Michael E. Prevoznik J.D. | Senior Vice President and General Counsel |
| Catherine T. Doherty | Executive Vice President of Regional Businesses |
| Karthik Kuppusamy Ph.D. | Senior Vice President of Clinical Solutions |
| Michael J. Deppe | Senior Vice President, Corporate Controller and Chief Accounting Officer |
| Murali Balakumar | Senior Vice President and Chief Information and Digital Officer |
| Damini Chokshi | Vice President of Investor Relations |
| Kristin Lee Wallace Esq. | Senior Vice President and Chief Compliance Officer |
| Garry Clark | Senior Vice President and Chief Marketing and Communications Officer |
Contact
| Address | 500 Plaza Drive, Secaucus, New Jersey 07094, United States |
| Phone | 973 520 2700 |
| Website | https://www.questdiagnostics.com |