HHS OCR report · 2020
MEDNAX Services, Inc. data breach
OCR report facts
- Covered entity
- MEDNAX Services, Inc.
- Entity type
- Business Associate
- State
- Florida
- Individuals affected
- 1,442,997
- Submission date
- Dec 16, 2020
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
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, a...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the MEDNAX Services, Inc. data breach?
The report to HHS OCR lists 1,442,997 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 16, 2020.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Email.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from MEDNAX Services, Inc. legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or MEDNAX Services, Inc..