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 Browse more than 430 cases across 9 issues
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Explore court filings Access our extensive library of curated court filings
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Subscribe for the latest Get real-time case updates
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Dive even deeper Read our expert analysis
Issues We’re Tracking
- 340B Program 21 cases
- Equity 53 cases 1 Topics
- Federal Health Funding 58 cases 5 Topics
- Health Care Affordability 63 cases 8 Topics
- Medicare Advantage 38 cases 5 Topics
- Prescription Drug Pricing 42 cases 5 Topics
- Private Health Insurance 114 cases 13 Topics
- Reproductive Health 54 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
- Status
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Briefing is ongoing
Motion to Dismiss Counterclaims Granted
- Court
- Texas Southern — Corpus Christi
- Goal
- Award damages
- Status
-
Briefing is ongoing
Motion to Dismiss Granted in Part
- Court
- Texas Southern — Houston
- Goal
- Award damages +4 additional goal(s)
- Status
-
Briefing is ongoing
Motion to Dismiss Granted in Part
- Court
- California Northern
- Goal
- Block enforcement of an agency action +2 additional goal(s)
6:22-cv-00453
LifeNet Inc. et al. v. Department of Health and Human Services et al.
- Filed:
- December 1, 2022
- Status
- Appeal Filed
- Court
- Texas Eastern — Tyler
- Goal
- Declaration that agency actions are unlawful +1 additional goal(s)
- Status
- Briefing is ongoing
- Court
- Texas Southern — Galveston
- Goal
- Award damages +1 additional goal(s)
25-1343
Commonwealth of Massachusetts et al. v. National Institutes of Health et al.
- Filed:
- April 9, 2025
- Status
- Decision issued
- Court
- First Circuit
- Goal
- Block enforcement of an agency action +2 additional goal(s)
- Status
-
Briefing is ongoing
Motion to Dismiss Denied
- Court
- Rhode Island
- Goal
- Block enforcement of an agency action +1 additional goal(s)
0:23-cv-03514
Estate of Gene B. Lokken et al. v. UnitedHealth Group Inc. et al.
- Filed:
- November 14, 2023
- Status
-
Briefing is ongoing
Motion to Dismiss Granted in Part
- Court
- Minnesota — Fourth
- Goal
- Award damages +1 additional goal(s)
- Status
- Briefing is ongoing
- Court
- Eleventh Circuit
- Goal
- Award damages +4 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
- Pennsylvania Western
- Goal
- Award damages +3 additional goal(s)
- Status
- Case Stayed
- Court
- Ohio Southern — Eastern
- Goal
- Block anticompetitive practices +2 additional goal(s)
Key Dates
Defendants’ Reply Re: Motions to Dismiss Due
Discovery Deadline
Joint Status Report Due
Scheduling Conference
Joint Status Report Due
Amended Complaint Due
Oral Argument
Defendants’ Response Brief Due
Joint Appendix and Plaintiffs’ Opening Brief Due
Hearing on Motions to Strike, Dismiss, and Stay Discovery
Oral Argument
Oral Argument
Hearing on Motions to Dismiss
Defendants’ Response to Amended Complaint Due
Premotion Hearing
Plaintiff’s Reply Brief Due
Status Conference
Responses to Motion for Discovery Due
Defendants’ Brief Due
Plaintiffs’ Updated Reply Brief Due
Plaintiffs’ Expert Disclosure Due
Plaintiff’s Reply Brief Due
Responses to Motions to Dismiss and for Preliminary Injunction Due
Joint Status Report Due
Plaintiffs’ Motion for Class Certification Due
Plaintiff’s Opening Brief Due
Hearing on Motion to Dismiss
Defendants’ Cross-Motion for Summary Judgment Due
Defendant’s Response Due
Joint Status Report Due
Hearing on Motion for Summary Judgment
Hearing on Motions to Dismiss
Petition for Rehearing En Banc Due
Oral Argument
Joint Status Report Due
Hearing on Motion to Dismiss
Joint Status Report Due
Oral Argument
Plaintiff’s Response Brief Due
Discovery Deadline
Defendants’ Opening Brief Due
Plaintiff’s Response Brief Due
Defendant’s Response Brief Due
Plaintiffs’ Response Brief Due
Plaintiffs’ Motion for Summary Judgment Due
Defendants’ Response Brief Due
Joint Status Report Due
Rule 26(f) Report Due
Expert Discovery Deadline
Motion to Certify Class Due
Plaintiff’s Expert Disclosure Due
Plaintiff’s Expert Reports Due
Joint Notice Due
Case Management Conference
Joint Status Report Due
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