TriZetto Provider Solutions

TriZetto Provider Solutions (TPS) notified the New Hampshire Attorney General of a security incident involving unauthorized access to a web portal used by healthcare providers. TPS became aware of suspicious activity on October 2, 2025, and determined that an unauthorized actor accessed historical eligibility transaction reports containing PHI and PII (names, SSNs, DOB) starting November 2024. TPS engaged Mandiant, contained the threat, and notified approximately 1,795 New Hampshire residents. Remediation included portal security review and offering 12 months of credit monitoring.