Agency for Community Treatment Services
Disclosed Dec 22, 20205 years ago73,825 affectedConfirmed
The covered entity (CE), Agency for Community Treatment Services, reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 73,825 individuals. The PHI involved included names, dates of birth, Social Security numbers, financial and health insurance information, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its PHI. Further, the CE provided additional training to its workforce regarding best practices for HIPAA privacy and security and the use of the CE’s network systems.
What is known
| People affected | 73,825 (as reported by the organization) |
|---|---|
| Disclosed | Dec 22, 2020 |
| Happened | Oct 21, 2020 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Government · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Indiana Attorney General 2021 data breach report: Agency for Community Treatment Servicesin.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Agency for Community Treatment Services (Healthcare Provider, FL)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Indiana AGresidents of IN | Dec 22, 2020 | 17 |
| HHS archivetotal | Dec 22, 2020 | 73,825 |
History of this record
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: [] to ["names","health"] · backfill source
- 2026-09-25 · summary: empty to The covered entity (CE), Agency for Community Treatment Services, reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 73,825 individuals. The PHI involved included names, dates of birth, So · 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.