Regulator-posted notice

Breach notice filed by Electrostim Medical Services, Inc. d/b/A EMSI (December 2023)

Organization named: Electrostim Medical Services, Inc. d/b/A EMSI Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Dec. 28, 2023.

Organization as reported: Electrostim Medical Services, Inc. d/b/A EMSI, FL
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Network Server
Submission date: Dec. 28, 2023
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 10236, row:1375)
Archived copy: Held in the private archive (provenance)

Figures, per source

542,990 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Dec. 28, 2023, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2023-12-28Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 10236)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Electrostim Medical Services, Inc. d/b/A EMSI Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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