NCH Healthcare System

Disclosed Jan 18, 201610 years ago12,911 affectedConfirmed

Official notice

What is known

People affected	12,911 (as reported by the organization)
Disclosed	Jan 18, 2016
Happened	Dec 3, 2015
Attack	Not stated
Data exposed	Names, Social Security numbers, Phone numbers, Addresses
Sector	Healthcare · US
Status	Confirmed

Sources

Source	Kind
Indiana Attorney General 2016 data breach report: NCH Healthcare Systemin.gov · Official notice	Official notice
Maine Attorney General breach notice archive: NCH Healthcare Systemmaine.gov · Official notice	Official notice

Notices filed

Where	Filed	People
Indiana AGresidents of IN	Jan 18, 2016	10
Maine AGresidents of ME	Jan 18, 2016	7

Other breaches at NCH Healthcare System

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Aug 16, 2019Aug 16, 20197 years agoHacking	Aug 16, 20197 years ago	Hacking	Healthcare	Confirmed	64K

History of this record

2026-09-25 · data_types: [] to ["names","ssn","phone","addresses"] · backfill source
2026-09-25 · occurred: empty to 2015-12-03 · backfill source
2026-09-25 · added · backfill source

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

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