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Heywood Healthcare Inc. including Henry Heywood Memorial Hospital, Athol Memorial Hospital, and Heywood Medical Group, Inc. (“Heywood”)
Under investigationSubmitted 12/12/2025
Updated 12 hours ago ()
- State
- MA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 500
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
OCR has not published a description. Descriptions usually appear when an investigation is closed and the report moves to the archive.
Change history
- Sep 23, 2026Added to OCR's under investigation list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.