Tracking the most important health care lawsuits in U.S. courts today
September 1, 2026 | Eleventh Circuit rejects constitutional challenge to federal whistleblower lawsuits
This important alert links to ”How the Litigation Tracker Works
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Search for a lawsuit or issue More than 350 cases over 17 issues
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Explore related documentation Extensive library of key filing documents
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Learn the current status of the case Realtime case updates
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Read our analysis Read our take on the most pressing cases
Issues We’re Tracking
- 340B Program 21 cases
- Equity 53 cases 1 Topics
- Federal Health Funding 56 cases 5 Topics
- Health Care Affordability 62 cases 8 Topics
- Medicare Advantage 38 cases 5 Topics
- Prescription Drug Pricing 42 cases 5 Topics
- Private Health Insurance 113 cases 13 Topics
- Reproductive Health 53 cases 5 Topics
- Transparency and Quality 9 cases

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
0:23-cv-03514
Estate of Gene B. Lokken et al. v. UnitedHealth Group Inc. et al.
- Filed:
- November 14, 2023
- Status
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Briefing is ongoing
Motion to Dismiss Granted in Part
- Court
- Minnesota — Fourth
- Goal
- Award damages +1 additional goal(s)
- Status
- Briefing is ongoing
- Court
- New York Eastern
- Goal
- Block defendant action
1:26-cv-09746
PatientRightsAdvocate.org, Inc. v. American Medical Association
- Filed:
- August 13, 2026
- Status
- Briefing is ongoing
- Court
- Illinois Northern — Eastern
- Goal
- Block defendant action +2 additional goal(s)
- Status
- Appeal Filed
- Court
- Florida Southern
- Goal
- Block defendant action +1 additional goal(s)
1:25-cv-15137
American Hospital Association et al. v. PatientRightsAdvocate.org Inc.
- Filed:
- December 12, 2025
- Status
- Briefing is ongoing
- Court
- Illinois Northern — Eastern
- Goal
- Award damages +2 additional goal(s)
- Status
- Briefing is ongoing
- Court
- Eleventh Circuit
- Goal
- Block defendant action +1 additional goal(s)
1:26-cv-02460
Hennepin County, Minnesota et al. v. Department of Health and Human Services et al.
- Filed:
- July 14, 2026
- Status
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Decision issued
Motion for Preliminary Injunction Granted in Part
- Court
- District of Columbia
- Goal
- Block enforcement of agency action +2 additional goal(s)
- Status
-
Briefing is ongoing
Motion for Preliminary Injunction Denied
- Court
- Massachusetts
- Goal
- Block enforcement of agency action +2 additional goal(s)
1:25-cv-10734
Pacific Inpatient Medical Group Inc. et al. v. Zelis Healthcare LLC et al.
- Filed:
- March 28, 2025
- Status
- Briefing is ongoing
- Court
- Massachusetts
- Goal
- Award damages +3 additional goal(s)
- Status
- Briefing is ongoing
- Court
- Eighth Circuit
- Goal
- Block enforcement of a law +1 additional goal(s)
- Status
- Briefing is ongoing
- Court
- Third Circuit
- Goal
- Award damages +5 additional goal(s)
- Status
- Briefing is ongoing
- Court
- New York Southern
- Goal
- Award damages
Key Dates
Oral Arguments
Case Management Conference
Joint Status Report Due
Defendants’ Response Brief Due
Hearing on Motions to Compel and Strike
Joint Status Report Due
Plaintiffs’ Brief Due
Plaintiff’s Opening Brief Due
Plaintiffs’ Status Update Due
Notice of Appeal or Joint Status Report Due
Defendant’s Answer Due
Hearing on Motion to Dismiss
Plaintiff’s Reply Re: Motion for Summary Judgment Due
Plaintiff’s Reply Re: Motion for Summary Judgment Due
Joint Status Report Due
Plaintiff’s Expert Disclosure Due
Defendants’ Certification of Administrative Record Due
Hearing on Motion to Dismiss
Plaintiffs’ Response to Motion to Stay Preliminary Injunction Due
Defendant’s Brief Due
Defendants’ Response to Motion to Complete Administrative Record Due
Hearing on Motions for Summary Judgment
Joint Status Report or Joint Notice of Dismissal Due
Defendants’ Response to Motion to Strike Due
Joint Status Report Due
Joint Discovery Plan Due
Amended Complaint Due
Discovery Deadline
Joint Report Due
Defendants’ Reply Re: Motions to Dismiss Due
Joint Status Report Due
Scheduling Conference
Joint Status Report Due
Defendants’ Response Brief Due
Oral Argument
Joint Appendix and Plaintiffs’ Opening Brief Due
Hearing on Motions to Strike, Dismiss, and Stay Discovery
Oral Argument
Plaintiff’s Reply Brief Due
Oral Argument
Defendants’ Brief Due
Joint Status Report Due
Plaintiff’s Opening Brief Due
Plaintiffs’ Motion for Class Certification Due
Defendant’s Response Due
Joint Status Report Due
Hearing on Motion for Summary Judgment
Hearing on Motions to Dismiss
Oral Argument
Hearing on Motion to Dismiss
Plaintiff’s Response Brief Due
Joint Status Report Due
Oral Argument
Discovery Deadline
Defendants’ Opening Brief Due
Plaintiff’s Response Brief Due
Plaintiffs’ Response Brief Due
Rule 26(f) Report Due
Motion to Certify Class Due
Joint Notice Due
Case Management Conference
Joint Status Report Due
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