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Mount Desert Island Hospital, Inc.

ArchivedSubmitted 06/30/2023
State
ME
Covered entity type
Healthcare Provider
Individuals affected
29,952
Business associate present
No
Type of breach
Hacking/IT Incident
Location of breached information
Network Server
First seen by InfoSec Signals
9/23/2026
Last seen in OCR export
9/23/2026

OCR description

The covered entity (CE), Mount Desert Island Hospital, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 29,952 individuals. The PHI involved included names, addresses, Social Security numbers, dates of birth, claims and financial information, diagnoses/conditions, and medications. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards. Staff were retrained to better protect PHI.

Change history

  • 9/23/2026Added to OCR's archive list

Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.

Mount Desert Island Hospital, Inc. (ME), 06/30/2023 | InfoSec Signals