HHS OCR report · 2017
Medical Oncology Hematology Consultants,PA data breach
OCR report facts
- Covered entity
- Medical Oncology Hematology Consultants,PA
- Entity type
- Healthcare Provider
- State
- Delaware
- Individuals affected
- 19,203
- Submission date
- Aug 29, 2017
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Desktop Computer, Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE) reported that on June 17, 2017, it was the target of a ransomware attack, affecting electronic files for 19,203 individuals on the CE’s computer server and desktop computer workstations. The affected files contained electronic protected health information (ePHI), including demographic and clinical information. The CE worked with third party experts to investigate the ransomware attack and to recover affected data. The CE is not aware of any improper use, disclosure, a...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Medical Oncology Hematology Consultants,PA data breach?
The report to HHS OCR lists 19,203 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 29, 2017.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Desktop Computer, Network Server.
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 Medical Oncology Hematology Consultants,PA 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 Medical Oncology Hematology Consultants,PA.