Zenith Insurance Company
Customer Service
1-800-440-5020

Workers' Compensation Claims
Report a Claim
Information for Employers
Find a Medical Provider  

-  California Network

-  Illinois Network

-  Texas Network

-  All Other States

Find a Pharmacy
Conduct an Incident Investigation
Report Suspected Fraud
Manage a Lost-Time Claim
Common Questions
Information for Workers
Information for Providers
 
Illinois Network

If one of your employees suffers a workplace injury or illness, Zenith facilitates treatment through our Zenith Illinois Network (ZIN)—a network of physicians, hospitals, outpatient facilities and ancillary service providers throughout Illinois.

 
Report a Claim
Information for Employers
Information for Workers
Information for Providers
Agribusiness Claims