Tracking the most important health care lawsuits in U.S. courts today

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436 Cases
Case Update

September 1, 2026 | Eleventh Circuit rejects constitutional challenge to federal whistleblower lawsuits

How the Litigation Tracker Works

  1. Search for a lawsuit or issue More than 350 cases over 17 issues

  2. Explore related documentation Extensive library of key filing documents

  3. Learn the current status of the case Realtime case updates

  4. Read our analysis Read our take on the most pressing cases

Issues We’re Tracking

Our Team

We created the Health Care Litigation Tracker to make it easier to monitor the cases you care about and understand how courts are shaping health policy.

Katie Keith

Director of the Center for Health Policy and the Law at the O’Neill Institute

Andrew J. Twinamatsiko

Director of the Center for Health Policy and the Law at the O’Neill Institute

Latest Updates

1:26-cv-01566

State of Illinois et al. v. Vought et al.

Filed:
February 11, 2026
Status
Decision issued

Motion for Preliminary Injunction Granted in Part

Court
Illinois Northern — Eastern
Goal
Block enforcement of an agency action +2 additional goal(s)

1:26-cv-03705

Taylor et al. v. Kennedy Jr. et al.

Filed:
September 18, 2026
Status
Briefing is ongoing
Court
Maryland — Northern
Goal
Block enforcement of an agency action +2 additional goal(s)

Key Dates

Aetna Network Services LLC et al. v. Poonia et al.

Hearing on Motion to Dismiss

Horizon Healthcare Services Inc. v. M&D Capital Premier Billing LLC

Defendant’s Answer Due

St. Luke’s Health System LTD v. Labrador

Plaintiff’s Expert Disclosure Due

SCAN Health Plan v. Department of Health and Human Services et al.

Plaintiff’s Reply Re: Motion for Summary Judgment Due

Alignment Healthcare Inc. et al. v. Department of Health and Human Services et al.

Plaintiff’s Reply Re: Motion for Summary Judgment Due

United States v. The New York and Presbyterian Hospital

Joint Status Report Due

American Academy of HIV Medicine et al. v. Health Resources and Services Administration et al.

Hearing on Motion to Dismiss

City of Columbus et al. v. Kennedy et al. (Columbus II)

Defendants’ Certification of Administrative Record Due

Do No Harm v. Landry

Defendant’s Brief Due

American Academy of Pediatrics et al. v. Kennedy et al.

Defendants’ Response to Motion to Complete Administrative Record Due

Mayday Health et al. v. Rhoden et al.

Plaintiffs’ Response to Motion to Stay Preliminary Injunction Due

AbbVie Inc. v. Department of Health and Human Services et al.

Hearing on Motions for Summary Judgment

United Healthcare Services Inc. et al. v. Hospital Physician Services Southeast P.C. et al.

Joint Status Report or Joint Notice of Dismissal Due

Sonderling v. Suffolk Administrative Services LLC. et al.

Defendants’ Response to Motion to Strike Due

State of Washington et al. v. Department of Health and Human Services et al.

Joint Status Report Due

EmblemHealth Inc. v. Rowe et al.

Joint Discovery Plan Due

AbbVie Inc. v. Kennedy et al.

Plaintiff’s Surreply to Motion to Dismiss Due

State of Arizona et al. v. Kennedy et al.

Amended Complaint Due

Kisting-Leung et al. v. Cigna Corporation et al.

Discovery Deadline

DeOtte et al. v. Kennedy et al.

Joint Report Due

ERISA Industry Committee v. Department of Health and Human Services et al.

Joint Status Report Due

Highmark Inc. v. Bromedicon LLC et al.

Defendants’ Reply Re: Motions to Dismiss Due

Mayday Health v. Labrador

Scheduling Conference

Uriel Pharmacy Health and Welfare Plan et al. v. Advocate Aurora Health Inc. et al.

Joint Status Report Due

State of New York et al. v. Kennedy et al.

Responses to Motion for Discovery Due

American Association of University Professors-Harvard Faculty Chapter et al. v. Department of Justice et al.

Oral Argument

President and Fellows of Harvard College v. Department of Health and Human Services et al.

Oral Argument

Humana Inc. et al. v. Kennedy et al.

Oral Argument

Anthem Blue Cross Life and Health Insurance Company et al. v. HaloMD LLC et al.

Defendants’ Response Brief Due

AstraZeneca Pharmaceuticals LP et al. v. Kennedy et al.

Joint Appendix and Plaintiffs’ Opening Brief Due

American Academy of Pediatrics et al. v. Kennedy et al.

Oral Argument

Anthem Blue Cross Life and Health Insurance Company et al. v. Prime Healthcare Services – St. Francis LLC et al.

Hearing on Motions to Strike, Dismiss, and Stay Discovery

Jimenez v. Pan et al.

Hearing on Motions to Dismiss

McComb Children’s Clinic LTD. v. Kennedy et al.

Oral Argument

Society of General Internal Medicine et. al. v. Kennedy et. al.

Defendants’ Response to Amended Complaint Due

Navarro et al. v. Wells Fargo & Company

Plaintiff’s Reply Brief Due

Doe et al. v. Anthem Healthchoice Assurance Inc. et al.

Defendants’ Brief Due

CareFirst Advantage PPO Inc. v. Department of Health and Human Services et al.

Joint Status Report Due

Blue Cross Blue Shield Healthcare Plan of Georgia Inc. v. HaloMD LLC et al.

Plaintiff’s Opening Brief Due

Barrows et al. v. Humana Inc.

Plaintiffs’ Motion for Class Certification Due

Cleveland Bakers and Teamsters Health and Welfare Fund v. OhioHealth Corporation

Defendant’s Response Due

Commonwealth of Massachusetts et al. v. Oz et al.

Hearing on Motion for Summary Judgment

Do No Harm et al. v. David Geffen School of Medicine at UCLA et al.

Hearing on Motions to Dismiss

Data Marketing Partnership LP v. Department of Labor et al.

Joint Status Report Due

Bryant v. Jackson et al.

Oral Argument

American Hospital Association et al. v. PatientRightsAdvocate.org Inc.

Hearing on Motion to Dismiss

American Association of Physicians for Human Rights Inc. et al. v. National Institutes of Health et al.

Joint Status Report Due

City of Columbus et al. v. Kennedy et al. (Columbus I)

Oral Argument

Clover Insurance Company v. Department of Health and Human Services et al.

Plaintiff’s Response Brief Due

Wesco Inc. et al. v. Blue Cross Blue Shield of Michigan

Discovery Deadline

Amgen Inc. et al. v. Mizner et al. II

Defendants’ Opening Brief Due

Agag v. Cigna Health and Life Insurance Company

Plaintiff’s Response Brief Due

Good Samaritan Medical Center Inc. et al. v. The Leapfrog Group

Plaintiffs’ Response Brief Due

PatientRightsAdvocate.org, Inc. v. American Medical Association

Rule 26(f) Report Due

Estuary Transit District et al. v. Hartford HealthCare Corporation et al.

Motion to Certify Class Due

State of Minnesota et al. v. Oz et al.

Joint Notice Due

Roiz et al. v. California Physicians’ Service et al.

Case Management Conference

American Academy of Pediatrics v. Department of Health and Human Services et al.

Joint Status Report Due

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