HHS OCR report · 2018
Tufts Associated Health Maintenance Organization, Inc. data breach
OCR report facts
- Covered entity
- Tufts Associated Health Maintenance Organization, Inc.
- Entity type
- Health Plan
- State
- Massachusetts
- Individuals affected
- 70,320
- Submission date
- Feb 16, 2018
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Paper/Films
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
A business associate (BA), Clarity Software Solutions, prepared a mailing of 70,320 member identification (ID) cards for Tufts Associated Health Maintenance Organization, the covered entity (CE). The member ID number was visible through the envelope window, in addition to the member’s name and address. Following the breach, the CE and BA revised their quality control procedures. The CE provided breach notification to HHS, the affected individuals, and the media. OCR’s investigation revealed t...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Tufts Associated Health Maintenance Organization, Inc. data breach?
The report to HHS OCR lists 70,320 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Feb 16, 2018.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Paper/Films.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Tufts Associated Health Maintenance Organization, Inc. legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Tufts Associated Health Maintenance Organization, Inc..