All Breaches
March 13, 2026 Verified Sensitive Record Healthcare

Lena Health Data Breach

The Lena Health data breach was reported by Bloom Circle, Inc. d/b/a Lena Health to the U.S. Department of Health and Human Services Office for Civil Rights on March 13, 2026.

3.7 Thousand
Affected People
2
Data Types
Low
Severity
Oct 9, 2026
Last updated

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Exposed Data Types

1 sensitive2
  • Medical information
  • Names

About This Breach

The official HHS record lists 3,651 affected people and classifies the event as a “Hacking/IT Incident” involving a network server. The occurrence and discovery dates were not publicly disclosed.

Lena Health is a Houston-based platform that combines AI-assisted outreach with human navigation for healthcare access and care coordination. The HHS record identifies the organization as a business associate serving healthcare providers.

What Is Known About the Breach?

The official HHS breach portal confirms that the event was an IT incident involving a network server and a business associate. Public official records do not identify the initial access method, the duration of access, or a responsible person or group. No unverified technical method or threat-actor attribution is therefore presented as fact.

What Information Was Affected?

The Texas Attorney General record states that names and medical information belonging to 403 Texas residents connected with Lena Health customer Houston Methodist were affected. That filing also lists an additional category without defining it, so the unspecified category is not included in the data-type list. Although the HHS record confirms 3,651 affected people in total, it does not publish a more detailed field list for the entire population.

Why Is Houston Methodist Not a Separate Breach?

The Houston Methodist filing represents a customer subset affected through the Lena Health event. The HHS provider record and the Texas customer filing connect through the organization relationship, event period and affected population, so the 403-person subset is not counted as a second, independent breach.

What Should Affected People Do?

Notice recipients should verify unexpected care, discharge or referral messages claiming to be from Lena Health or their healthcare provider through official communication channels. They should review health insurance explanations and medical records, report unfamiliar services to the relevant provider or insurer, and follow the organization-specific steps in their notice letter.

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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