Alta Orthopaedics, a healthcare provider with five locations in California, recently disclosed a data breach. The incident involved unauthorized access to its network, which occurred between February 3 and February 6, 2026. The company detected the unusual activity on March 10, 2026.
The breach may have exposed a wide range of personal and medical information, including addresses, phone numbers, email addresses, Social Security numbers, driver's license and state ID numbers, dates of birth, billing codes, dates of service, reasons for visit, cost of treatment, provider names, medical diagnoses, clinical information, treatment locations, medical record numbers, patient account numbers, and health insurance information. The exact number of affected individuals has not yet been publicly disclosed and remains unclear as of May 2026.
More details may emerge as investigations continue, and consumer notification efforts may still be underway or delayed.