Glendale Obstetrics & Gynecology Data Breach Exposes Patients' Personal and Health Data

Glendale Obstetrics & Gynecology, a medical practice in Glendale, Arizona, experienced a data breach in October 2025 that may have exposed sensitive personal and health information belonging to patients.

The breach was disclosed to the New Hampshire Attorney General on April 13, 2026. Glendale Obstetrics & Gynecology began sending notification letters on April 9, 2026, and posted a notice of the data security incident on its website.

The total number of individuals affected across the United States was not disclosed in the filing.

What happened in the Glendale Obstetrics & Gynecology data breach

On Oct. 25, 2025, Glendale Obstetrics & Gynecology identified a network disruption affecting a portion of its digital environment. The practice took steps to secure its systems and launched an investigation to determine the nature and scope of the incident.

The investigation revealed that certain files had been acquired by an unauthorized individual. The practice then conducted a review of the affected files to determine what types of information they contained and which individuals were potentially affected. That review process was completed on March 16, 2026.

The types of personally identifiable information that may have been exposed include names, Social Security numbers, dates of birth, addresses and driver's license information. Protected health information may also have been compromised, including medical information and health insurance information.

Glendale Obstetrics & Gynecology's response to the breach

Glendale Obstetrics & Gynecology is offering affected individuals 12 months of free single-bureau credit monitoring, credit report and credit score services through Cyberscout, a TransUnion company that specializes in fraud assistance and remediation. These services send alerts when changes are made to a credit file.

Affected individuals can enroll by visiting Cyberscout's activation page and entering the unique code included in their notification letter. Enrollment must be completed within 90 days of the date of the letter.

In addition to credit monitoring, the practice is providing proactive fraud assistance to help answer questions or assist in the event someone becomes a victim of fraud. Cyberscout representatives are available to answer questions and help with enrollment by calling 1-833-289-6054.

Representatives can be reached from 5 a.m. to 5 p.m. Pacific time, Monday through Friday, excluding U.S. holidays. This support line will be available for 90 days from the date of the notification letter.

Steps to take if your information was exposed

• Place a fraud alert or credit freeze with Equifax (1-800-525-6285), Experian (1-888-397-3742) or TransUnion (1-833-799-5355) to help prevent unauthorized accounts from being opened.
• Request free credit reports at AnnualCreditReport.com and review them carefully for any unfamiliar accounts or inquiries.
• Monitor health insurance statements for any services, claims or charges that were not authorized, since medical information and health insurance information may have been exposed in this breach.
• Watch for phishing attempts that reference Glendale Obstetrics & Gynecology or this data breach by name, as scammers sometimes use real breach notifications to trick people into sharing more personal details.
• Report suspected identity theft to the Federal Trade Commission at consumer.ftc.gov or by calling 1-877-438-4338, and file a report with local law enforcement if any fraudulent activity is detected.