✅ Official notice on file. Marathon Health filed this data breach notice with the California Attorney General on Oct 29, 2026. Compare it with the letter you received: the official copy is linked below.
Marathon Health reported a data breach. The information involved includes Social Security number, date of birth.
Key facts
| Data exposed | Social Security number, Date of birth |
|---|---|
| Reported to California AG | Oct 29, 2026 |
| Company helpline | 1-888-517-6416 |
Free credit monitoring
Marathon Health is offering 12 months of Epiq at no cost to people who received the letter. Enroll at epiqmonitoringsolutions.com using the activation code printed on your letter.
What to do now
- Freeze your credit for free at Equifax, Experian and TransUnion, and request an IRS Identity Protection PIN at irs.gov to block fraudulent tax returns in your name.
- Your date of birth is often used to verify identity: add a fraud alert to your credit file so lenders must confirm it is really you.
- Get your free credit reports at AnnualCreditReport.com and look for accounts you do not recognize.
- Call the Marathon Health helpline at 1-888-517-6416 if you have questions about your letter.
Other recent data breaches
- RevSpring, Inc. data breach
- Hoag Memorial Hospital Presbyterian data breach
- University of Mississippi Medical Center data breach
- El Camino Health data breach
- EyeMed Vision Care, LLC data breach
Source: notification letter and filing submitted by Marathon Health to the California Attorney General. BreachLetter is not affiliated with Marathon Health. Details extracted from the official letter; always follow the instructions in your own copy.