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Cincinnati Policyholders and Claimants


To report a new workers' compensation claim, please call 877-242-2544 with your claim-related information, any time day or night.
For information about an existing claim, contact your local independent insurance agent, the local field claims representative assigned to assist you or Cincinnati Insurance directly,

Workers' Compensation Medical Bill Submission and Processing for Health Care Providers


Health care providers: please use the information below to submit workers’ compensation claims bills.

Paper Bill Submission and Processing 

Submit paper bills to the following addresses based on provider jurisdiction:

 The Cincinnati Insurance Company 
 P.O. Box 1230
 Canonsburg, PA 15317 
 The Cincinnati Insurance Company 
 P.O. Box 1277
 Canonsburg, PA  15317
MI All Other States
 The Cincinnati Insurance Company
 P.O. Box 1350
 Canonsburg, PA 15317
 P.O. Box 1337
 Canonsburg, PA 15317  

Electronic Bill Submission and Processing 

Submit electronic workers’ compensation medical bills and invoices via WorkCompEDI, Cincinnati Insurance’s EDI billing clearinghouse partner for all states including California, Illinois, Louisiana, Minnesota, New Jersey, North Carolina, Oregon, Tennessee and Texasusing these assigned identification numbers:
10677    The Cincinnati Insurance Company
23280    The Cincinnati Indemnity Company
28665    The Cincinnati Casualty Company

For additional information, contact:

  • WorkCompEDI at 800-297-6906 for questions on billing submission
  • The Cincinnati Insurance Company at 877-260-1397 or 

Reconsiderations and Bill Corrections

Please call 888-350-1150 to dispute how a workers’ compensation bill was processed, or if you need help or information on submitting a bill correction.

Medical Bill Payment and Claim Status

Please call 877-260-1397 to obtain the claim number assigned to a workers’ compensation claim or to inquire the status of medical bill payment.