Central Ohio Primary Care Physicians Data Breach: Edelson Lechtzin LLP Launches Investigation Into Exposure of Patient and Employee Information

National class action firm offering free case evaluations to Central Ohio Primary Care Physicians patients and employees affected by the COPCP data breach and Chaos ransomware attack

WESTERVILLE, Ohio, Aug. 27, 2026 /PRNewswire/ -- Edelson Lechtzin LLP, a national class action law firm, is investigating data privacy claims arising from the Central Ohio Primary Care Physicians (COPCP) data breach. The Central Ohio Primary Care Physicians data breach was reported on or about August 26, 2026, after the ransomware group Chaos was linked to a cyberattack on the physician-owned medical group, which serves more than 500,000 patients across Ohio.

Key Facts at a Glance

• Organization affected: Central Ohio Primary Care Physicians (COPCP), a physician-owned primary care group serving more than 500,000 patients across Ohio
• Type of incident: Ransomware attack; the group Chaos has claimed responsibility
• When: The attack is estimated to have occurred on or about August 25, 2026, and was reported on or about August 26, 2026
• Data reportedly taken: Approximately 362 gigabytes of data, according to cybersecurity monitoring site Breachsense; earlier reporting referenced a figure of roughly 263 GB
• Who may be affected: Current and former COPCP patients and employees
• Status: As of this release, the full scope and nature of the incident remain unconfirmed
• Who is investigating: Edelson Lechtzin LLP, a national class action law firm

What Happened in the Central Ohio Primary Care Physicians Data Breach?

According to an August 26, 2026 post on the dark web security blog HookPhish, the ransomware group Chaos was behind the suspected attack on COPCP, which is estimated to have occurred the previous day. A separate cybersecurity monitoring site, Breachsense, similarly reported that Chaos claimed responsibility for an attack that resulted in the acquisition of approximately 362 gigabytes of data from the healthcare company. Reported estimates of the volume of data taken have ranged from roughly 263 GB to 362 GB.

As of the date of this release, no additional information has been confirmed about the full scope or nature of the Central Ohio Primary Care Physicians data breach.

What Information May Have Been Exposed?

The specific categories of data involved in the COPCP data breach have not yet been confirmed. Healthcare providers such as COPCP typically maintain sensitive personal and protected health information, so affected patients and employees should remain vigilant while the investigation continues.

Who May Be Affected by the COPCP Data Breach?

Attorneys are seeking to hear from current and former Central Ohio Primary Care Physicians patients and employees who believe their information may have been put at risk. Individuals who receive a data breach notification from COPCP may face an increased risk of identity theft and fraud.

What Are My Legal Options?

Edelson Lechtzin LLP is investigating a potential class action to pursue legal remedies on behalf of individuals whose sensitive personal data may have been compromised in the Central Ohio Primary Care Physicians breach. A successful class action could allow affected individuals to recover compensation for harms such as loss of privacy, lost time, and out-of-pocket costs, and could push COPCP to strengthen how it protects the information entrusted to it. The firm will evaluate your rights and potential claims at no cost.

Contact Us for a Free Case Evaluation

Speak confidentially with a data privacy attorney today:

Marc Edelson, Esq. Edelson Lechtzin LLP 411 S. State Street, Suite N-300, Newtown, PA 18940 Phone: 844-696-7492; Email: [email protected]; or click HERE to request a free consultation.

What Protective Steps Should I Take Now?

• Review your account statements and credit reports regularly and remain vigilant for suspicious activity.
• Confirm whether your information was involved in the Central Ohio Primary Care Physicians incident.
• Preserve any letters or emails you receive about the breach.
• Consider placing fraud alerts and enrolling in credit monitoring.

Frequently Asked Questions

Who is behind the Central Ohio Primary Care Physicians data breach? The ransomware group Chaos has claimed responsibility for the attack, according to reporting from the dark web security blog HookPhish and the cybersecurity site Breachsense.

How much data was taken? Breachsense reported that approximately 362 gigabytes of data were acquired. Earlier reporting cited a figure of roughly 263 GB. The exact volume and contents remain unconfirmed.

Does it cost anything to speak with an attorney? No. Edelson Lechtzin LLP offers affected individuals a free, confidential case evaluation with no obligation.

What could a class action recover? If filed and successful, a class action could provide compensation for harm resulting from the breach, including loss of privacy, lost time, and out-of-pocket costs.

About Central Ohio Primary Care Physicians

Central Ohio Primary Care is a large, physician-owned medical group focused on providing primary care services to more than 500,000 patients across Ohio.

About Edelson Lechtzin LLP

Edelson Lechtzin LLP is a national class action law firm with offices in Pennsylvania and California. In addition to data breach litigation, the firm handles class and collective actions involving securities and investment fraud, federal antitrust violations, ERISA employee benefit plans, wage theft, and consumer fraud.

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SOURCE Edelson Lechtzin LLP