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Quest Diagnostics Incorporated (DGX)

NYSE - Nasdaq Real-time price. Currency in USD
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120.67-1.19 (-0.98%)
As of 03:21PM EDT. Market open.

Quest Diagnostics Incorporated

500 Plaza Drive
Secaucus, NJ 07094
United States
973 520 2700

IndustryDiagnostics & Research
Full-time employees40,000

Key executives

NameTitlePayExercisedYear born
Mr. James E. DavisChairman, CEO & Pres2.09MN/A1963
Mr. Sam A. SamadExec. VP & CFO2.31MN/A1970
Mr. Michael E. PrevoznikSr. VP & Gen. Counsel1.08M3.72M1962
Ms. Catherine T. DohertySr. VP of Regional Bus.es1.21M2.55M1963
Mr. Patrick T. PlewmanSr. VP of Diagnostic Services1.17MN/A1967
Mr. Michael J. DeppeSr. VP, Corp. Controller & Chief Accounting OfficerN/AN/A1967
Ms. Gabrielle WolfsonSr. VP and Chief Information & Digital OfficerN/AN/AN/A
Mr. Shawn C. BevecVP of Investor RelationsN/AN/AN/A
Ms. Kristin Lee Wallace Esq.Sr. VP & Chief Compliance OfficerN/AN/AN/A
Mr. Gary D. SamuelsSr. VP & Chief Communications OfficerN/AN/AN/A
Amounts are as of 31 December 2022, and compensation values are for the last fiscal year ending on that date. Pay includes salary, bonuses, etc. Exercised is the value of options exercised during the fiscal year. Currency in USD.


Quest Diagnostics Incorporated provides diagnostic testing, information, and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine testing, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to patients, clinicians, hospitals, independent delivery networks, health plans, employers, direct contract entities, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile paramedics, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians robust information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.

Corporate governance

Quest Diagnostics Incorporated’s ISS governance QualityScore as of 28 September 2023 is 3. The pillar scores are Audit: 3; Board: 9; Shareholder rights: 1; Compensation: 5.

Corporate governance scores courtesy of Institutional Shareholder Services (ISS). Scores indicate decile rank relative to index or region. A decile score of 1 indicates lower governance risk, while 10 indicates higher governance risk.