Regulator-posted notice

Breach notice filed by MEDNAX Services, Inc. (December 2020)

Organization named: MEDNAX Services, Inc. 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 OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of Dec. 16, 2020.

Organization as reported: MEDNAX Services, Inc., FL
Entity type as reported: Business Associate
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: Dec. 16, 2020
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 12445, row:3584)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), Pediatrix Medical Group, formerly known as MEDNAX Services, reported that multiple employees were victims of an email phishing attack affecting the protected health information (PHI) of 1,442,997 individuals. The PHI involved includes names, addresses, dates of birth, drivers’ license numbers, Social Security numbers, health insurance information, claims and financial information, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE implemented additional technical safeguards, and retrained its staff on email security.
The source's own words, from the revision above.

Figures, per source

1,442,997 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date Dec. 16, 2020, 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.

2020-12-16Submission date at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
2026-10-18Observed by BreachRecords (revision 12445)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

MEDNAX Services, Inc. Named as a service provider 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, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 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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