Party · Healthcare Services

Quest Diagnostics Incorporated

Federal civil lawsuits naming Quest Diagnostics Incorporated, a Healthcare Services company.

Ticker: NYSE: DGX
Business: Services-Medical Laboratories
Headquarters: Secaucus, NJ
Incorporated in: Delaware
SEC CIK: 1022079

Quest Diagnostics Incorporated is a public company in Services-Medical Laboratories, based in Secaucus, NJ (traded on NYSE as DGX, incorporated in Delaware). It appears in 292 federal civil lawsuits in this index, most often as a defendant (266 of 292). These cases are most often Civil Rights and Labor matters, filed between 1996 and 2025, most frequently in District Court, D. New Jersey. Frequent opposing parties include Quest Diagnostics, Inc, Quest Diagnostics, and Quest Diagnostics Clinical Laboratories, Inc.

292

Lawsuits

266

As Defendant

As Plaintiff

Open

276

Terminated

1996–2025

Span

9 mo

Median Duration

9.7 cases/yrPredominantly defendant · 91%Civil Rights-heavy · 43%Activity declining

Cases by State

AK · 2

Open Cases Over Time

1996peak 30 open2025

Case Types Over Time

19962025

Civil RightsLaborContractPersonal Property / FraudFederal Tax / Statutory Actions

Filings by Year

19962025

Case Types filter →

Civil Rights126

Labor48

Contract41

Personal Property / Fraud33

Federal Tax / Statutory Actions15

RICO / Consumer / Other Statutes12

Where Filed filter →

Frequent Opposing Parties

Filtered Personal Property / Fraud Clear

33 Cases — Newest First

Cole v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:23-cv-20647Filed 09/25/2023
Weber v. Quest Diagnostics of Pennsylvania, Inc

Personal Property / Fraud Terminated District Court, W.D. New YorkNo. 6:20-cv-06154Filed 03/13/2020
Weber v. Quest Diagnostics of Pe, Et Al

Personal Property / Fraud Open District Court, W.D. New YorkFiled 03/13/2020
Shane Dragoo v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-17638Filed 09/05/2019
Carroll v. Quest Diagnostics, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-17038Filed 08/22/2019
Cinelli v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-16982Filed 08/20/2019
Sean DeMarco v. Quest Diagnostics Incorporated

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16685Filed 08/14/2019
Ryan v. Quest Diagnostics, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16666Filed 08/14/2019
Webb v. Quest Diagnostics Incorporated

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16670Filed 08/14/2019
Chuha v. Quest Diagnostics Incorporated

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16601Filed 08/13/2019
Raben v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-16603Filed 08/13/2019
Finch v. Quest Diagnostics, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16573Filed 08/12/2019
Bowers v. Quest Diagnostics Clinical Laboratories, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16523Filed 08/09/2019
Misty Marler v. Quest Diagnostics, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16542Filed 08/09/2019
Johanna A. Mayer v. Quest Diagnostics, Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-16543Filed 08/09/2019
Grauberger v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-16541Filed 08/09/2019
Carroll v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, S.D. New YorkNo. 1:19-cv-07100Filed 07/30/2019
French v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-14956Filed 07/10/2019
Hollway v. Quest Diagnostics Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-14392Filed 06/27/2019
Benadom v. Quest Diagnostics Inc

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-14037Filed 06/20/2019
Webb v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, N.D. IllinoisNo. 1:19-cv-04157Filed 06/20/2019
Finch v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, D. KansasNo. 2:19-cv-02306Filed 06/13/2019
Rogge v. Quest Diagnostics Incorporated

Personal Property / Fraud Open District Court, D. New JerseyNo. 2:19-cv-13648Filed 06/11/2019
Carbonneau v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-13472Filed 06/06/2019
Julin v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-13446Filed 06/05/2019
Vieyra v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:19-cv-13396Filed 06/04/2019
Bennett v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:17-cv-06514Filed 08/29/2017
Allen v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, M.D. TennesseeNo. 3:17-cv-00897Filed 05/26/2017
Morrow v. Quest Diagnostics Incorporated

Personal Property / Fraud Terminated District Court, D. New JerseyNo. 2:17-cv-00948Filed 02/13/2017
Doe v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, S.D. New YorkNo. 1:15-cv-08992Filed 11/16/2015
Quest Diagnostics Incorporated v. Yancey Bros. Co

Personal Property / Fraud Terminated District Court, N.D. GeorgiaNo. 1:11-cv-01721Filed 05/26/2011
United States of America, Ex Rel v. Quest Diagnostics, Inc

Personal Property / Fraud Terminated District Court, N.D. GeorgiaNo. 1:10-cv-02202Filed 07/16/2010
Clausen v. Quest Diagnostics

Personal Property / Fraud Terminated District Court, N.D. GeorgiaNo. 1:97-cv-03346Filed 11/05/1997