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Arizona Asthma and Allergy Institute

Disclosed May 3, 20215 years ago70,372 affectedConfirmed

Official notice

The covered entity (CE), Arizona Asthma and Allergy Institute, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 70,372 individuals. The PHI involved included names, patient identification numbers, health insurance and claims 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. OCR provided the CE with technical assistance regarding its obligations under the HIPAA Privacy and Security Rules.

What is known

People affected70,372 (as reported to HHS)
DisclosedMay 3, 2021
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalMay 3, 202170,372
History of this record
  • 2026-09-25 · added · backfill source

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

Everything about Arizona Asthma and Allergy Institute

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