Quantum Health, Inc.

5,909 Washington residents affected. Filed with Washington AG on Aug 14, 2026.

Organization: Quantum Health, Inc.
Source: Washington AG · source record
Date reported: Aug 14, 2026
Date(s) of breach: 05/26/2026
Residents affected: 5,909 (Washington residents)
Data exposed: Social Security number Medical / health information Health insurance Date of birth Name
Notice letter: Sample notice (PDF)
First seen by BreachTally: 2026-10-30 03:42 UTC

Information compromised, as listed

Name; Social Security Number; Full Date of Birth; Health Insurance Policy or ID Number; Medical Information

Other filings by Quantum Health, Inc.

Organization	Source	State	Reported	Residents affected	Data exposed
Quantum Health, Inc.	Texas AG	TX	Oct 28, 2026	273,111	Social Security numberMedical / health informationHealth insuranceName
Quantum Health	HHS OCR	US	Jul 29, 2026	2,104	Medical / health information

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.