In Re Meta Pixel Healthcare Litigation
Summary
The U.S. District Court for the Northern District of California has filings in the In Re Meta Pixel Healthcare Litigation. Recent filings include opposition to Meta's motions to exclude plaintiffs' class certification experts, with multiple declarations and exhibits submitted by plaintiffs. The case was initially filed on June 17, 2022.
What changed
This document details recent filings in the ongoing litigation, In Re Meta Pixel Healthcare Litigation (Case Number: 3:22-cv-03580-WHO). Specifically, it highlights plaintiffs' oppositions to Meta's motions to exclude expert testimony related to class certification. These filings include declarations and exhibits from various experts, indicating significant legal activity concerning the scope and validity of evidence presented by both sides.
Regulated entities, particularly those in the healthcare and technology sectors that utilize data tracking technologies like Meta Pixel, should monitor this case closely. The outcomes of these motions and the overall litigation could set precedents regarding data privacy, patient information, and the admissibility of expert testimony in class action lawsuits. While no specific compliance deadline is mentioned, the ongoing nature of these filings suggests a need for legal and compliance teams to stay informed about developments that could impact data handling practices and potential liabilities.
What to do next
- Review filings in In Re Meta Pixel Healthcare Litigation for potential impact on data privacy practices.
- Consult with legal counsel regarding expert testimony admissibility in class action cases.
- Assess current data tracking technologies and associated privacy policies for compliance with evolving legal standards.
Source document (simplified)
In Re Meta Pixel Healthcare Litigation
Case Number: 3:22-cv-03580-WHO Judge: Orrick, William H. Location: San Francisco Case Type: Civil Case Basis: Diversity Nature of Suit: Personal Property: Other Date Filed:
June 17, 2022
Last Filing Date:
January 30, 2026
View Publicly Available Documents Case Summary No summary of this case is available
Recent Filings
| Date Filed | Docket Number | Document Description |
| --- | --- | --- |
| 03-18-26 | 1327 | Declaration of Eric Kafka in Support of Plaintiffs Opposition to Metas Motions to Exclude Plaintiffs Class Certification Experts I. Glenn Cohen, Dr. Zubair Shafiq, Dr. Hal J. Singer, Todd A. Zigrang and Drs. Kate Barasz and Kathleen Vohs |
| 03-18-26 | 1326 | OPPOSITION/RESPONSE (re [1261] MOTION to Exclude the Reports and Testimony of Drs. Kate Barasz and Kathleen Vohs [Redacted] ) [Sealed] filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Graber, Geoffrey) ( |
| 03-18-26 | 1325 | OPPOSITION/RESPONSE (re [1260] MOTION to Exclude Plaintiffs' Class Certification Expert Todd A. Zigrang [Redacted] ) [Sealed] filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Graber, Geoffrey) (File |
| 03-18-26 | 1324 | OPPOSITION/RESPONSE (re [1259] MOTION to Exclude Plaintiffs' Class Certification Expert Hal J. Singer, Ph.D. [Redacted] ) [Sealed] filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Graber, Geoffrey) |
| 03-18-26 | 1323 | OPPOSITION/RESPONSE (re [1258] MOTION to Exclude Plaintiffs' Class Certification Expert Dr. Zubair Shafiq [Redacted] ) [Sealed] filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Graber, Geoffrey) (Fi |
| 03-18-26 | 1322 | OPPOSITION/RESPONSE (re [1257] MOTION to Exclude Plaintiffs' Class Certification Expert I. Glenn Cohen, JD [Redacted] ) [Sealed] filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Graber, Geoffrey) (F |
| 03-18-26 | 1320 | EXHIBITS re [1319] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Oppositions to Motions to Exclude Plaintiffs' Experts filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, Jo |
| 03-18-26 | 1319 | Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Oppositions to Motions to Exclude Plaintiffs' Experts filed by Jane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Attachments: # |
| 03-17-26 | 1316 | EXHIBITS re [1312] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John |
| 03-17-26 | 1318 | REPLY (re [1152] MOTION to Certify Class ) filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Attachments: # (1) Declaration of Jay Barnes in Support of Class Certification [Sealed], # (2) Exhibit 87-232; |
| 03-17-26 | 1317 | EXHIBITS re [1312] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John |
| 03-17-26 | 1315 | EXHIBITS re [1312] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John |
| 03-17-26 | 1314 | EXHIBITS re [1312] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John |
| 03-17-26 | 1313 | EXHIBITS re [1312] Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed byJane Doe I, Jane Doe II, John Doe II, Jane Doe III, John |
| 03-17-26 | 1312 | Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Reply in Support of Class Certification filed by Jane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Attachments: # (1 |
| 03-17-26 | 1311 | MOTION to Exclude the Report of Dr. Georgios Zervas and the First Opinion of Steven Tadelis filed by Jane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. Motion Hearing set for 6/10/2026 02:00 PM in San Francisco, Courtroom |
| 03-17-26 | 1310 | MOTION to Strike Plaintiffs Motion to Strike or Exclude the Declaration of Christopher Weil filed by Jane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. Motion Hearing set for 6/10/2026 02:00 PM in San Francisco, Courtroom 02 |
| 03-17-26 | 1309 | Administrative Motion to Consider Whether Another Party's Material Should Be Sealed Plaintiffs' Rule 702 Motions filed by Jane Doe I, Jane Doe II, John Doe II, Jane Doe III, John Doe IV. (Attachments: # (1) Declaration of Geoffr |
| 03-17-26 | 1308 | Transcript of Proceedings held on 3/3/2026, before Judge Orrick. Court Reporter/Transcriber Jennifer Coulthard, telephone number (530)537-9312. Per General Order No. 59 and Judicial Conference policy, this transcript may be viewed only at the Cl |
| 03-13-26 | 1307 | NOTICE of Change of Address by Beth E. Terrell (Terrell, Beth) |
| 03-12-26 | 1306 | NOTICE by Meta Platforms, Inc. re [1030] Order on Motion for Miscellaneous Relief,, Order on Administrative Motion to Consider Whether Another Partys Material Should Be Sealed,,,, Order on Administrative Motion to File Under Seal,,,,,,,,,,,,,,,,,, |
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