Onsite Mammography $2.53M Data Breach Class Action Settlement

Current and former patients who received written notice that the October 2024 Onsite Mammography data breach may have affected their private information could be eligible to submit a claim for up to $5,000 plus a pro rata payment and credit monitoring from a class action settlement. The cybersecurity incident compromised 357,265 individuals.

Onsite Mammography LLC, d/b/a Onsite Women’s Health, agreed to pay $2.53 million to settle a class action lawsuit alleging Onsite failed to adequately protect personal and health information.

Who can file a claim for a data breach payout?

Class members are individuals residing in the United States who received written notice from Onsite Mammography stating the October 2024 data breach may have impacted their personally identifiable and/or protected health information.

How much are settlement payments?

Class members have the following benefit options:

• Reimbursement for out-of-pocket losses: Class members can claim up to $5,000 in documented, unreimbursed losses resulting from the data breach. This includes credit report fees, costs for freezing/unfreezing credit reports, credit monitoring or mitigation expenses, and postage for contacting financial institutions.
• Pro rata cash payment: All class members can submit a claim to receive a pro rata cash payment from the net settlement fund after the settlement administrator pays all other approved claims. The settlement administrator will determine the payment amount by the total number of claims filed.
• Credit and medical/health data monitoring: All class members can elect to receive three years of credit and medical/health data monitoring. Services include three-bureau credit monitoring and $1 million in identity theft insurance.

How to claim a class action rebate

To receive a settlement payment, class members can file a claim online or print the PDF claim form to complete and mail to the settlement administrator.

Settlement administrator's mailing address: Onsite Settlement Administrator, P.O. Box 3868, Baton Rouge, LA 70821

The claim deadline is Aug. 11, 2026.

Required proof and claim information

• To submit a claim online, class members must provide the settlement claim ID from the notice they received.
• Out-of-pocket loss reimbursement claims require supporting documentation, such as receipts, invoices, bank or credit card statements showing unreimbursed fees or fraudulent charges, and other proof of identity theft or fraud.

Payout options

• PayPal
• Venmo
• Zelle
• Paper check mailed to the address

Settlement fund breakdown

The $2,525,000 settlement fund will include:

• Settlement administration costs: To be determined
• Attorneys' fees: Up to $841,666.67
• Attorneys' expenses: Up to $30,000
• Service awards to class representatives: $3,500 each
• Credit and medical/health data monitoring: Cost determined by the number of claims filed
• Payments to approved claimants: Remaining settlement funds

Important dates

• Exclusion deadline: July 13, 2026
• Deadline to file a claim: Aug. 11, 2026
• Fairness hearing: Sept. 9, 2026

When is the Onsite Mammography data breach settlement payout date?

The settlement administrator will issue payments after the court grants final approval of the settlement.

Why is there a class action settlement?

The class action lawsuit alleged Onsite Mammography LLC was responsible for a cybersecurity incident in October 2024, when an unauthorized third party gained access to an employee’s email account. The plaintiffs claimed the company failed to adequately protect personal and health information, claiming negligence, breach of implied contract, breach of fiduciary duty, invasion of privacy and unjust enrichment.

Onsite Mammography denies any wrongdoing but agreed to settle to avoid the expense and risk of continued litigation and a possible trial.

Sources

1. Class notice
2. Settlement website FAQ page
3. Claim form