UnknownHealthcareTechnologyHealthcareCustomer Data InvolvedIdentity (basic)Government IDPIIMedium

HEALTHSTREAM, INC.

bd_7ecdcae1545b9306 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Sep 1, 2026

To disclose

—

Affected

18state residents only

Confidence

67%

Full breach record for HEALTHSTREAM, INC. →2 incidents on file

HealthStream, Inc. notified Massachusetts residents of an incident involving their personal information. Due to Massachusetts law requirements, the company could not disclose details about the nature of the incident. HealthStream is offering 24 months of complimentary credit monitoring and identity theft protection services through Epiq to affected individuals. The notice does not specify the number of individuals affected, the dates of the incident, or the specific types of data compromised beyond general personal information.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Sep 1, 2026

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed18 affectedView incident

Name: HEALTHSTREAM, INC.
norm: healthstream

Name: HEALTHSTREAM, INC.
norm: healthstream
Industry: HealthcarellmTechnologyllm

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 18state-resident count only
Data types: Identity (basic)Government IDPII
Attack vector: Unknown

During the incident: Offering access to credit monitoring and identity theft protection services through Epiq for twenty-four (24) months at no cost
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.mass.gov/doc/2026-1539-healthstream-inc/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 1, 2026
Raw hash: 8c3420c74dd0c36ab4e23113b750f6e1bf73dcc2d26214602bbf52870181a9ce

Reporting entityHEALTHSTREAM, INC.

Victim entityHEALTHSTREAM, INC.

IncidentUnknown

Stated responseOffering access to credit monitoring and identity theft protection services through Epiq for twenty-four (24) months at no cost

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov