HHS OCR report · 2018
Tillamook Chiropractic, PC data breach
OCR report facts
- Covered entity
- Tillamook Chiropractic, PC
- Entity type
- Healthcare Provider
- State
- Oregon
- Individuals affected
- 4,058
- Submission date
- Oct 3, 2018
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Desktop Computer, Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Tillamook Chiropractic, P.C., the covered entity (CE), reported a breach of protected health information (PHI) affecting 4,063 patients in a malware security incident. Its information technology vendor discovered that malware had been installed on its billing system. The PHI involved included names, addresses, dates of birth, drivers’ license numbers, social security numbers, claims information, clinical information, financial information, diagnoses, lab results, medications, and other treatm...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Tillamook Chiropractic, PC data breach?
The report to HHS OCR lists 4,058 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Oct 3, 2018.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Desktop Computer, Network Server.
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 Tillamook Chiropractic, PC 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 Tillamook Chiropractic, PC.