✅ Official notice on file. Amgen Inc. filed this data breach notice with the California Attorney General on Aug 17, 2026. Compare it with the letter you received: the official copy is linked below.
Amgen Inc. reported a data breach caused by an incident at a third-party vendor or service provider. The information involved includes date of birth, medical information, health insurance, email address, home address.
Key facts
| Discovered | Jul 2, 2026 |
|---|---|
| Incident type | Third-party vendor |
| Data exposed | Date of birth, Medical information, Health insurance, Email address, Home address |
| Reported to California AG | Aug 17, 2026 |
| Company helpline | 1-844-958-8971 |
Free credit monitoring
Amgen Inc. is offering 24 months of Kroll at no cost to people who received the letter. Enroll at enroll.krollmonitoring.com using the activation code printed on your letter.
What to do now
- 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.
- Review the Explanation of Benefits statements from your insurer for services you never received.
- Ask your insurer whether a new member ID can be issued, and check claims made under your policy.
- Expect targeted phishing that mentions this incident: do not click links in unexpected emails about the breach.
- Get your free credit reports at AnnualCreditReport.com and look for accounts you do not recognize.
- Call the Amgen Inc. helpline at 1-844-958-8971 if you have questions about your letter.
Timeline
- Jul 2, 2026 — Amgen Inc. discovers the incident
- Aug 17, 2026 — Breach reported to the California Attorney General
Previous breaches at Amgen Inc.
- Sep 25, 2024 — Social Security number, Driver's license / state ID, Passport number (notice)
- May 30, 2024 — Date of birth, Medical information, Home address (notice)
- Jun 22, 2021 — Social Security number, Financial account / bank info, Health insurance (notice)
- Jun 26, 2018 — Phone number, Home address (notice)
Other recent data breaches
- Deposition Solutions, LLC data breach
- Mercadien, P.C. CPAs data breach
- Toyo Tire Holdings of Americas Inc. data breach
- STS Aviation Group data breach
- Alma Family Services data breach
Source: notification letter and filing submitted by Amgen Inc. to the California Attorney General. BreachLetter is not affiliated with Amgen Inc.. Details extracted from the official letter; always follow the instructions in your own copy.