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

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279 Cases
Case Update

August 22, 2025 | MD district court stays Trump rule on Affordable Care Act

How the Litigation Tracker Works

  1. Search for a lawsuit or issue More than 270 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’re the experts on health care litigation. We’re here to make the process of navigating and understanding health care litigation easy.

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

Recently Updated

Do No Harm v. Lee

Status
Briefing is ongoing
Date Filed
September 5, 2024
Court
Sixth Circuit

Recently Updated

Do No Harm v. Edwards

Status
Briefing is ongoing
Date Filed
January 4, 2024
Court
Louisiana Western

Key Dates

Berton v. Aetna

Deadline to file motion for preliminary approval of class action settlement

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

Joint Status Report Due

Family Planning Association of Maine v. Department of Health and Human Services et al.

Response Due

American Association of Ancillary Benefits et al. v. Becerra et al.

Plaintiff’s response to the motion to stay due

Community Insurance Company v. HaloMD, LLC et al.

Deadline for Defendants’ Motion to Dismiss

Kansas et al. v. United States of America et al.

Status Report Due

American Public Health Association et al. v. National Institutes of Health et al.

Final Pretrial Conference

Commonwealth of Massachusetts et al. v. Robert F. Kennedy, Jr. et al.

Final Pretrial Conference

American Academy of Pediatrics et al. v. Robert F. Kennedy Jr. et al.

Oral Argument

Barrows et al v. Humana, Inc.

Defendant’s Answer to the Amended Complaint Due

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

Status Conference

Commonwealth of Massachusetts et al. v. Kennedy et al.

Defendants’ Brief Due

Purl et al. v. Department of Health and Human Services et al.

Proposed Intervenor’s Brief Due

American Association of University Professors et al. v. Department of Justice et al.

Plaintiffs’ Opening Brief Due

Su v. Suffolk Administrative Services, LLC. et al.

Deadline for Plaintiffs to Respond to the Motion to Dismiss

Association for Accessible Medicines v. Raoul

Oral Argument

Amgen Inc. v. Colorado Prescription Drug Affordability Review Board

Reply Brief Due

Texas Medical Association et al. v. U.S. Department of Health and Human Services et al. (TMA III)

En Banc Hearing

American Health Care Association et al. v. Kennedy et al.

Deadline for Defendants’ Brief

Faulk Company, Inc. v. U.S. Department of Health and Human Services et al.

Appellants’ Brief Deadline

Pharmaceutical Research and Manufacturers of America v. Stolfi

Deadline to file petition for rehearing en banc

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

Scheduling Conference

Jane Doe et al. v. Bonta et al.

Oral Argument

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

Answer Due

Commonwealth of Massachusetts et al. v. National Institutes of Health et al.

Oral Argument

Association of American Medical Colleges et al. v. National Institutes of Health et al.

Oral Argument

Association of American Universities et al. v. Department of Health and Human Services et al.

Oral Argument

H. et al v. University of California Board of Regents et al.

Scheduling Conference

State of Mississippi et al. v. Becerra et al.

Joint Status Report Due

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