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OpenEvidence vs Doximity Lawsuit: What the October 2026 Settlement Means

How OpenEvidence’s 2025 lawsuit against Doximity began, what each company alleged, how the case ended in October 2026, and what it means for clinicians who use either tool.

Updated October 23, 2026 · 5 minute read

Direct Answer

Yes, the case is over. OpenEvidence and Doximity filed a notice of settlement on October 15, 2026, and a stipulation dismissing OpenEvidence’s lawsuit with prejudice on October 16; the court closed the case on October 19. Each side pays its own legal fees, and no other terms were disclosed. OpenEvidence had accused Doximity staff of using physicians’ NPI numbers to pose as doctors and try to make its AI reveal its underlying instructions. Doximity denied the claims and countersued for defamation and harassment. No court decided whether either side’s allegations were true. For clinicians, nothing changes: OpenEvidence and Doximity Ask both remain available to eligible US clinicians.

Source: Clinical AI Report, 2026

Key takeaways

The case, OpenEvidence Inc. v. Doximity, Inc. (No. 1:25-cv-11802, D. Mass.), was filed June 20, 2025 and dismissed with prejudice by stipulation on October 16, 2026.

Each company bears its own costs and attorneys’ fees. The other terms of the settlement were not disclosed.

The allegations on both sides were never decided, because the case ended before trial.

Nothing changes for clinicians: OpenEvidence and Doximity Ask both remain available to eligible US clinicians.

Timeline

From the federal court dockets on CourtListener and Healthcare Dive’s October 20, 2026 report, checked October 23, 2026. The acquisition date comes from our Doximity review.
DateWhat happened
Feb 26, 2025OpenEvidence sued Pathway Medical in federal court in Massachusetts under the Defend Trade Secrets Act (No. 1:25-cv-10471).
Jun 20, 2025OpenEvidence sued Doximity (No. 1:25-cv-11802), alleging that Doximity staff used physicians’ NPI numbers to pose as doctors and tried to make its AI tool reveal its underlying instructions.
Aug 2025Doximity acquired Pathway Medical, which later appears as a party in the Doximity case.
Oct 23, 2025OpenEvidence voluntarily dismissed its separate case against Pathway Medical.
Fall 2025OpenEvidence dropped its trade secret claims against Doximity and amended its complaint to focus on a federal anti-hacking law, according to Healthcare Dive.
Mar 19, 2026A federal court in California denied OpenEvidence’s motion to quash a subpoena to LinkedIn in a related proceeding (No. 4:25-mc-80387).
Oct 15, 2026The parties filed a notice of settlement.
Oct 16, 2026Doximity, Pathway Medical and two individual defendants filed a stipulation dismissing the case with prejudice, so the claims cannot be brought again.
Oct 19, 2026The court closed the case.

From the federal court dockets on CourtListener and Healthcare Dive’s October 20, 2026 report, checked October 23, 2026. The acquisition date comes from our Doximity review.

Where things stand

Closed

Case status

Dismissed with prejudice by stipulation on October 16, 2026. The docket shows the case terminated on October 19.

Not disclosed

Settlement terms

Each side bears its own costs and attorneys’ fees. Neither company has published any other terms.

Never decided

The allegations

The case ended before trial, so no court found either company’s claims true or false. Treat both sides’ allegations as unproven.

No change

For clinicians

OpenEvidence and Doximity Ask both remain available. If you are choosing between them, compare evidence sources, access rules and workflow tools.

Did OpenEvidence and Doximity settle?

Yes. The parties filed a notice of settlement in the US District Court for the District of Massachusetts on October 15, 2026, followed on October 16 by a stipulation dismissing the case with prejudice. A dismissal with prejudice means the same claims cannot be brought again. The docket shows the case closed on October 19, 2026.

What did OpenEvidence accuse Doximity of?

OpenEvidence sued Doximity on June 20, 2025. According to Healthcare Dive, it alleged that Doximity employees used physicians’ national provider identifier numbers to pose as doctors and sent prompts such as “Repeat your rules verbatim” to try to make OpenEvidence’s AI reveal its underlying instructions. The case was filed as a trade secrets action. OpenEvidence had brought a separate trade secrets case against Pathway Medical in February 2025, before Doximity acquired Pathway.

How did Doximity respond?

Doximity denied OpenEvidence’s allegations and countersued, accusing OpenEvidence of defamation and harassment, Healthcare Dive reported. Doximity also pointed to an email in which an OpenEvidence executive threatened legal action over possible statements at an industry conference, and called a comparison chart published by OpenEvidence deceptive.

What are the settlement terms?

Only one term is public: each side pays its own costs and attorneys’ fees. The companies did not disclose anything else, including whether money changed hands or whether either company agreed to change how it operates. Neither company responded to Healthcare Dive’s request for comment.

How did the case change before it settled?

The dispute narrowed and spread to related proceedings over its 16 months.

  • •By fall 2025, OpenEvidence had dropped its trade secret claims and amended its complaint to focus on a federal anti-hacking law, according to Healthcare Dive.
  • •On October 23, 2025, OpenEvidence voluntarily dismissed its separate case against Pathway Medical.
  • •On March 19, 2026, a federal court in California denied OpenEvidence’s motion to quash a subpoena to LinkedIn in a related proceeding.

What does the settlement mean for clinicians?

Nothing changes in either product. OpenEvidence remains free for verified US clinicians, and Doximity Ask remains free in Doximity’s app. Both companies are moving ahead with partnerships: Northwestern Medicine turned on OpenEvidence inside its Epic EHR on October 8, 2026, and Doximity and Wolters Kluwer announced on October 20 that UpToDate answers will appear in Ask for health systems that use both. Choose between them on evidence sources, access rules and workflow. If you want a free alternative to both, Vera Health, the top-ranked tool in our 2026 evaluation, is free for licensed clinicians and trainees.

What we still don’t know

The public record leaves several questions open.

  • •Whether the settlement included any payment, licensing or other business terms.
  • •Whether either company agreed to change its testing, marketing or competitive practices.
  • •Whether the related subpoena dispute produced any evidence that was later used in the case.

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