Morris Hospital & Healthcare Centers

Disclosed Aug 17, 2023256,568 affectedConfirmed

Morris Hospital & Healthcare Centers, the covered entity (CE), reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 256,568 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, and conditions. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE implemented additional administrative and technical safeguards. OCR provided technical assistance regarding the HIPAA Rules.

What is known

People affected	256,568 (as reported to HHS)
Disclosed	Aug 17, 2023
Happened	Apr 4, 2023
Attack	Hacking
Data exposed	NamesHealth
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeoag.ca.gov

California Attorney General breach notice: Morris Hospital & Healthcare Centers

Official noticeago.vermont.gov

Vermont Attorney General: 2023-08-17 Morris Hospital & Healthcare Centers Data Breach Notice to Consumers

Official noticein.gov

Indiana Attorney General 2023 data breach report: Morris Hospital and Healthcare Centers

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): Morris Hospital & Healthcare Centers (Healthcare Provider, IL)

Notices filed

Residents of CAAug 17, 2023

California AGCount not stated

Residents of VTAug 17, 2023

Vermont AGCount not stated

Residents of INAug 17, 2023

Indiana AG1,666 people

TotalAug 17, 2023

HHS archive256,568 people

History of this record

attack2026-09-25

unknown to hackingby backfillSource

data_types2026-09-25

[] to ["names","health"]by backfillSource

records_basis2026-09-25

organization to hhsby backfillSource

records2026-09-25

24894 to 256568by backfillSource

summary2026-09-25

empty to Morris Hospital & Healthcare Centers, the covered entity (CE), reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 256,568 individuals. The PHI involved included names, addresses, dates of by backfillSource

records_basis2026-09-25

empty to organizationby backfillSource

records2026-09-25

empty to 24894by backfillSource

source2026-09-25

empty to https://ago.vermont.gov/document/2023-08-17-morris-hospital-healthcare-centers-data-breach-notice-consumersby backfillSource

Added2026-09-25

First recordedby backfillSource

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

Everything about Morris Hospital & Healthcare Centers