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

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363 Cases
Case Update

February 11, 2026 | AbbVie challenges selection of Botox for the third cycle of Medicare drug price negotiation

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’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

1:26-cv-01566

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

Filed:
February 11, 2026
Status
Briefing is ongoing

Motion for Preliminary Injunction Granted in Part

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

1:26-cv-00078

Mayday Health v. Jackley

Filed:
January 6, 2026
Status
Case Dismissed
Court
New York Southern
Goal
Block defendant action +1 additional goal(s)

Key Dates

UnitedHealthcare of Pennsylvania, Inc. v. NorthStar Anesthesia of Pennsylvania, LLC

Defendant’s Notice Due

Anthem Health Plans of Virginia, Inc. et al. v. AGS Health, Inc. et al

Plaintiffs’ Response to Motions to Dismiss Due

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

Hearing on Motion to Reassign Case

Electrical Medical Trust et al. v. U.S. Anesthesia Partners, Inc. et al.

Hearing on Motion to Dismiss

City of Columbus et al. v. Kennedy et al.

Plaintiffs’ Response to Cross Motion for Summary Judgment Due

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

Answer Due

Team Schierl Companies et al. v. Aspirus, Inc. et al.

Plaintiffs’ Response to Motion for Summary Judgment Due

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

Plaintiffs’ Reply Brief Due

State of Oregon et al. v. Kennedy et al.

Oral Argument

Mylan Pharmaceuticals Inc. et al v. Sanofi-Aventis U.S. LLC et al.

Joint Proposed Protective Order Due

American Hospital Association et al. v. AbbVie Inc. et al.

Proposed Intervenors’ Response to Order to Show Cause Due

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

Defendants’ Opening Brief Due

Do No Harm v. Landry

Defendant’s Brief Due

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

Defendants’ Response to Intervenor’s Complaint Due

Federal Trade Commission v. U.S. Anesthesia Partners, Inc. et al.

Replies to Dispositive Motions Due

Roiz et al. v. Blue Shield of California Life and Health Insurance Company et al.

Amended Complaint Due

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

Motions to Amend the Pleadings or for Joinder of Additional Parties Due

St. Luke’s Health System, LTD. v. Labrador

Plaintiff’s Expert Disclosure Due

Commonwealth of Pennsylvania, et al. v. Trump, et al.

Defendants’ Reply Brief Due

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

Defendants’ Deadline for Production of Documents

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

Defendants’ Response Brief Due

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

Plaintiffs’ Response to Motion to Dismiss Due

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

Answer Due

Faulk Company, Inc. v. Kennedy et al.

Defendants’ Reply Brief Due

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

Defendants’ Reply Brief Re: Motion to Dismiss Due

Welty et al. v. Dunaway et al.

Defendants’ Third Brief Due

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

Defendants’ Opening Brief Due

State of New York et al. v. Department of Health and Human Services et al.

Joint Status Report Due

Tiara Yachts, Inc. v. Blue Cross Blue Shield of Michigan

Hearing on Motion to Compel

American Psychiatric Association et al. v. EmblemHealth, Inc. et al.

Defendants’ Motion to Dismiss Due

Seth Stern et al. v. JPMorgan Chase & Co. et al.

Defendants’ Answer Due

Planned Parenthood of Greater New York et al. v. Department of Health and Human Services et al.

Joint Status Report Due

Blue Cross Blue Shield of Texas v. Zotec Partners, LLC

Scheduling Conference

Greene et al. v. Healthfirst PHSP, Inc.

Status Conference

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

Joint Status Report Due

Chavez-DeRemer v. Suffolk Administrative Services, LLC. et al.

Amended Pleadings Due

Association for Accessible Medicines v. Raoul

Defendant’s Brief Due

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

Response to Motion for Summary Judgment Due

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

Discovery Deadline

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

Defendants’ Opening Brief Due

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

Defendants’ Opening Brief Due

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

Petition for Approval of Settlement Due

Blue Cross Blue Shield of Texas v. HaloMD LLC

Deadline for Plaintiff to Join Additional Parties

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

Answer Due

Chavez-DeRemer v. Suffolk Administrative Services, LLC.

Plaintiff’s Brief Due

Rapides Parish v. Department of Health & Human Services et al.

Oral Argument

Barrows et al. v. Humana, Inc.

Status Conference

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

Case Management Conference

Pharmaceutical Research and Manufacturers of America v. Rhonda Chakolis, et al.

Joint Status Update Due

Berton v. Aetna Inc. et al.

Response Due

City of Columbus et al. v. Kennedy et al.

Plaintiffs’ Response Brief Due

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

Joint Status Report Due

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