Onsite Mammography Data Breach Class Action Settlement

What is the Onsite Mammography data breach settlement about?

The Onsite Mammography data breach class action settlement resolves a lawsuit alleging that the company failed to implement reasonable cybersecurity measures, allowing unauthorized access to employee email accounts and patient records in October 2024. The breach affected approximately 357,265 individuals who had received mammography and screening services from the company, now operating as Onsite Women's Health.

Exposed information included names, dates of birth, Social Security numbers, credit card numbers, driver's license numbers, and health information. Onsite Mammography denied wrongdoing but agreed to a $2,525,000 settlement to resolve the lawsuit. Class members can claim up to $5,000 for documented out-of-pocket losses, a pro rata cash payment from the remaining fund with no documentation required, and three years of free credit monitoring, medical data monitoring, and $1 million in identity theft insurance.

Who qualifies to file a claim?

• You received a written data breach notification from Onsite Mammography (now Onsite Women's Health) about the October 2024 breach.
• You are a U.S. resident.
• No proof of actual harm is required to file a basic claim for a pro rata cash payment. To claim up to $5,000 for documented out-of-pocket losses, submit supporting documentation such as bank statements, receipts, or invoices.

How to file a claim

1. 1Go to the official settlement website at onsitesettlement.pnclassaction.com.
2. 2Use the claim ID from your breach notification letter to complete the online claim form.
3. 3If claiming documented losses (up to $5,000), attach supporting documentation such as bank statements, receipts, or invoices.
4. 4Alternatively, download and mail a paper claim form to the settlement administrator.
5. 5Submit your claim by August 11, 2026, and save your confirmation number.

Is the Onsite Mammography settlement legit?

Yes. The Onsite Mammography data breach settlement is a court-supervised class action overseen by the U.S. District Court for the District of Massachusetts (3:25-cv-11123-MGM) and administered by an official settlement administrator. You file your claim directly with the administrator and keep 100% of any payment — Payout never takes a cut. The fastest way to avoid missing this and other settlements you qualify for is to let Payout match and file for you in minutes.