Pulse Urgent Care Listed by medusa Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

Healthcare providers remain frequent targets in the ransomware ecosystem, where attackers combine encryption with data theft to pressure organisations into paying. Listings on criminal leak sites have become a routine way for groups to advertise claimed victims and force negotiations. Against that backdrop, Pulse Urgent Care appeared on the Medusa ransomware group's site in early April 2025, with the group asserting that it had taken internal files.

Public reporting places the listing on 8 April 2025. The number of people potentially affected has not been disclosed. What is known is limited to the organisation's own description of its services, its size, and the volume of data the group claims to hold. For patients, staff and business partners, even an unverified claim of this kind warrants attention because medical and employment-related records can be highly sensitive.

Inside the incident

According to the available record, Pulse Urgent Care was listed by the Medusa ransomware group on 8 April 2025. The group claims that internal files were exfiltrated during a ransomware attack and that the total volume of data amounts to 60.70 GB. No further technical details—such as the initial access method, the date of intrusion, or whether systems were encrypted—have been made public. The number of individuals whose information may be involved remains unknown.

The listing itself constitutes an unverified claim by the threat actor. There has been no independent confirmation in the public record that the data were in fact stolen or that they match the description given by Medusa. Organisations in this position sometimes confirm or deny the claims later; at the time of reporting, that step had not occurred in the available facts.

Inside medusa

Medusa is a ransomware operation that has been active for several years and is known for double-extortion tactics. After gaining access to a network, the group typically exfiltrates data before deploying ransomware that encrypts systems. If the victim does not pay, Medusa publishes samples or full archives on a dedicated leak site to increase pressure. The group has previously claimed responsibility for attacks across multiple sectors, including healthcare, manufacturing and professional services.

Like many contemporary ransomware crews, Medusa relies on initial access obtained through phishing, exploited vulnerabilities or compromised credentials, then moves laterally to locate valuable files. Public reporting has documented the group’s use of leak-site postings as both a negotiation tool and a form of advertising. In the present case, the only specific assertion tied to Pulse Urgent Care is the listing itself and the stated data volume of 60.70 GB; no additional statements by the group about this victim appear in the facts.

Pulse Urgent Care and its sector

Pulse Urgent Care is a medical practice that provides urgent care, clinical medicine, women’s health services, workers’ compensation evaluations and employer-related health services. Its corporate office is listed at 100 E Cypress Ave, Redding, California, and the organisation employs 23 people. As a small-to-midsize healthcare provider, it sits within a sector that routinely handles protected health information, insurance details and employment-related medical records.

Healthcare organisations of this type are attractive targets because the data they hold can be used for identity fraud, insurance fraud or further social-engineering attacks. Even a modest practice may store years of patient charts, billing records and correspondence with employers. A breach claim therefore carries consequences that extend beyond the organisation itself to the individuals whose information may have been copied.

The information in question

The public facts state only that “internal files” were exfiltrated and that the claimed volume is 60.70 GB. No inventory of specific data categories—such as patient names, Social Security numbers, medical diagnoses, insurance identifiers or employee records—has been released. Because the exact contents remain undisclosed, it is not possible to confirm what types of personal or clinical information, if any, are involved.

Organisations offering urgent care, women’s health and workers’ compensation services typically maintain medical histories, contact details, billing data and, in some cases, employer-related documentation. Those categories are standard for the sector, yet their presence in the claimed archive cannot be treated as established fact. Until more detail emerges, the only confirmed description is the generic label “internal files” and the stated size of 60.70 GB.

The real-world impact

For individuals whose data may have been taken, the primary risks are identity theft, medical identity fraud and targeted phishing. Stolen health or employment records can be used to open fraudulent accounts, file false insurance claims or craft convincing social-engineering messages. Because the number of affected people is unknown, it is impossible to gauge the scale of any such exposure.

For Pulse Urgent Care itself, the consequences include potential regulatory scrutiny under health-privacy rules, notification obligations if personal data are confirmed to have been compromised, and the operational cost of investigation and remediation. Even an unconfirmed listing can erode patient trust and require the organisation to devote resources to verifying what, if anything, left its systems. The 23-person size of the practice means that any sustained disruption or reputational harm could be felt acutely.

What to do if you're exposed

Anyone who has been a patient, employee or business partner of Pulse Urgent Care should treat the claim as a prompt for caution rather than confirmed loss. Monitor bank and credit-card statements for unfamiliar activity, consider placing a fraud alert or credit freeze with the major credit bureaus, and be alert to unexpected medical bills or insurance notices. If you receive emails or calls that reference the practice or request personal information, verify them through official channels before responding.

As a further practical step, readers can run a free exposure scan of their email address to check whether that address has already appeared in known breach data sets. Doing so provides an early indication of whether credentials or contact details linked to the address are circulating, and it can guide decisions about password changes and multi-factor authentication. Keep records of any correspondence with the organisation and follow any official notifications it may later issue.

AICompiled with AI assistance from public sources and published under our editorial standards.