Workers’ Compensation Claim Kit – Illinois

Who will handle your claims?
The Milwaukee Regional Claim Office will handle your Illinois claims.

Phone: 800-242-4566
Jeanine Ramstack, AVP

Please direct all general correspondence to:

Fax:        877-622-6911
Mail:      PO Box 14139, Lexington, KY  40512

How to Report Workers’ Compensation Claims?

To report via the Internet: Log on to the Crum & Forster website at Use your assigned User ID and Password. If you do not have a current User ID, please contact your local Crum & Forster Claims or Marketing resource.

To report via e-mail:
To report via fax: 1-877-622-6218
To report claims via telephone: 1-800-690-5520

(7 day/24 hour toll free reporting line for all states)

  • In the event of a serious or fatal injury, notify the local claim office immediately by telephone.

What forms and pamphlets does the employer need to be aware of?

Form ICPN – Workplace Notice (Posting Notice)
Prominently display the notice where each employee is likely to see the notice on a regular basis. The Illinois posting notices are available on the Crum & Forster website. Notices should be displayed in English and Spanish.

Handbook on Workers’ Compensation and Occupational Disease

This is available in English and Spanish.

Form IC45 – Employer’s First Report of Injury
Employers shall report to the Commission all injuries resulting in the loss of more than three scheduled work days. Filing this form does not affect liability under the Workers’ Compensation Act and is not incriminatory in any sense. If you report the claim via the Internet or by telephone, you do not need to fill out this form. If you report the claim via fax, complete this form, and fax it to Crum & Forster at the fax number provided above.

Word Format PDF Format

IL-FROI-8.12 IL-FROI-8.12

What is the Waiting Period For Lost Wages in Illinois?
The waiting period is 3 scheduled work days. If the employee is off 14 or more calendar days, the first 3 days are paid retroactively.

What are the Choice of Physician Rules in Illinois?
The employee has the choice of treating doctor. The employer’s responsibility is to pay for all first aid and emergency services, two treating physicians of the employee’s choice and any additional medical care providers to whom the employee is referred by the two treating physicians. Insurance company has right to Independent Medical Exam.

Preferred Provider Organization Network (PPO)
Crum & Forster has a PPO network available. Follow the instructions below to access the PPO Network:

Logon to the website at:

  • Search by Provider Address, Name or Region
  • Select the Distance, Provider Type and Specialty
  • Results can then be exported to a directory or excel.
  • You can obtain a Map List or text message by selecting a specific provider.

Where should all medical bills be sent?

Crum & Forster
PO Box 14801
Lexington, KY 40512

Important Websites:

Illinois Workers’ Compensation Website

Illinois WC Forms

Multi-State Information-