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  • Medicaid Provider Alert: Provider revalidation has begun and those not completing the process risk disenrollment.  Check your account now to learn when your revalidation is due. More information here.
  • The Cook Central Office, 36 South Wabash Avenue, Chicago, will close 02/03/2025.  The new Cook Central Office will open at 115 South LaSalle, Chicago, for in-person service on 02/10/2025.  
  • ​UPDATE: The State Disbursement Unit (SDU) is processing all payments received. To verify the status of your payment, please log into the SDU parent portal or contact the SDU Customer Service Call Center at 877.225.7077.  For SDU business hours, click here.
Elizabeth M. Whitehorn, Director

Contact Us

For additional information about the various types of payment recoveries, please write to:

Illinois Department of Healthcare and Family Services 
Bureau of Collections - Technical Recovery Section
P.O. Box 19174
Springfield, Illinois 62794-9174

For Lien and Estate cases in Cook County, please send email inquiries and referrals to:

HFS.BOC.TRS.CHI.LE@illinois.gov

For Lien and Estates cases in all other jurisdictions, please send email inquiries and referrals to:

HFS.BOC.TRS.SPR.LE@illinois.gov

For Personal Injury and Casualty cases in Cook County, please send email inquiries and referrals to:

HFS.BOC.TRS.CHI.PI@ilinois.gov

For Personal Injury and Casualty cases in all other jurisdictions, please send email inquiries and referrals to:

HFS.BOC.TRS.SPR.PI.WC@illinois.gov

For Workers' Compensation cases in Cook County, please send email inquiries and referrals to:

HFS.BOC.TRS.CHI.PI@illinois.gov

For Workers' Compensation cases in all other jurisdictions, please send email inquiries and referrals to:

HFS.BOC.TRS.SPR.PI.WC@illinois.gov 

For additional information about a waiver of estate recovery email us at the links above or write to:

Illinois Department of Healthcare and Family Services
Bureau of Collections - Technical Recovery Section
P.O. Box 19174
Springfield, Illinois 62794-9174

For information about Department of Human Services (DHS) programs:

Call or visit your local Department of Human Services office. A caseworker at the local office will answer your questions. For information call:

Illinois Department of Human Services Helpline
Toll-Free 1-800-843-6154
Monday - Friday (except state holidays)
7:30 a.m. - 7 p.m.

Persons using a teletypewriter (TTY) can call toll-free at 1-800-447-6404.