Incident · State breach notice (Massachusetts)
Sharecare Health Data Services breach: records request files taken around July 17, 2026
Published . Updated 2026-11-14. By the cisonews.net Desk.
Sharecare Health Data Services, which handles medical records requests for health care providers, says an unauthorized actor got into its network and took a limited number of files, from systems accessed on or about July 17, 2026. It learned on August 19 that those systems held people's information, after a forensic investigation and a manual review of the documents. The letters are dated November 6, 2026, 79 days after that finding, and the Massachusetts report logged the notice on November 10 with 5 residents. The letter says medical records themselves were not compromised. No total has been published.
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| Date | Event |
|---|---|
| On or about July 17, 2026 | Systems accessed; files taken |
| August 19, 2026 | Review finds the affected systems held personal information and/or protected health information |
| November 6, 2026 | Date on the letters |
| November 10, 2026 | Massachusetts logs the notice (5 residents) |
What does Sharecare Health Data Services do?
It handles records release for health providers: when a patient, a patient's lawyer or another requester asks a provider for records, Sharecare produces them. That is why the letter comes from a company most recipients have never heard of: each letter names the provider Sharecare was working for, and says that provider asked Sharecare to send the notice directly. Why you got a breach letter from a company you never dealt with explains how a vendor ends up holding your data, and business associate defines the HIPAA role.
What information was exposed?
Not the medical records. The files taken were the paperwork around requests. The letter lists the person's full name and leaves the rest as a field filled in per letter. Massachusetts marks medical records as involved and no Social Security, financial account, driver's license or card numbers.
| Document type | Taken |
|---|---|
| Records request pages | Yes |
| Authorization documents | Yes |
| Other request-related documents | Yes |
| The medical records themselves | No, according to the letter |
What is Sharecare offering?
The filed letter does not describe a credit monitoring offer. It sets out steps people can take themselves: a fraud alert or a security freeze, free credit reports, and close watch on account statements. It adds a section on protecting medication information. Sharecare says it has no knowledge that anyone's information has been or will be misused. Credit monitoring offers in breach letters shows how often letters include one.
Has Sharecare Health Data Services had a breach before?
Yes. In 2018, HIPAA Journal reported, the company detected abnormal network activity on June 26, 2018, and found that hackers had had access to systems with protected health information since May 21, 2018. Its clients' notices followed months later: AltaMed said 5,500 of its patients were affected, and the federal breach portal listed 18,416 Blue Shield of California members. In 2018 the counts came from the clients' own notices; the 2026 letter, too, is sent for a named provider.
Where can I compare other records vendor breaches?
Vendor breach notices shows how other vendors describe a breach at one remove from the patient, healthcare provider breach notices covers the providers' side, and the health care hub lists every health care notice on record.
How this disclosure's timing compares
Sharecare Health Data Services, LLC disclosed 79 days after the discovery date its notice gives. Across the 206 other state breach notices on cisonews.net that date discovery to the day, the median gap is 100 days.
Other health care incidents on cisonews.net
- MPOWERHealth Holdings LLC, Breach notice, first disclosed November 13, 2026
- Acadia Healthcare Company, Inc., Breach notice, first disclosed November 13, 2026
- Telecare Health, Breach notice, first disclosed November 9, 2026
- Nephrology Associates, P.C., Breach notice, first disclosed November 6, 2026
- Enara Health, Breach notice, first disclosed November 6, 2026
Sources
- 2026-11-06 · ASharecare Health Data Services, LLC, notice letter filed with the Massachusetts Office of Consumer Affairs and Business Regulation, published November 6, 2026
- 2026-11-14 · AMassachusetts Office of Consumer Affairs and Business Regulation, 2026 Data Breach Notification Report (checked November 14, 2026), published November 14, 2026
- 2019-02-19 · BHIPAA Journal, on the 2018 Sharecare Health Data Services breach, published February 19, 2019
Tier A: the organization itself (including notices it filed with a state attorney general), a regulator or SEC EDGAR. Tier B: established press. Each fact on this page carries its supporting passage in the page source.
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