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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 Child Support Cook Central Office at 36 South Wabash Avenue, Chicago, is closed.  If in-person assistance is required, please visit one our other regional office locations.  The new Cook Central Office, 115 South LaSalle, will open February 10, 2025. 
Cook County Region
Cook Central Office:
temporarily closed
hfs.cookcentral@illinois.gov

Cook Southern Office: 6221 South Emerald Drive, Chicago, IL 60621
hfs.CookSouthern@illinois.gov

Ambulatory Procedures Listing (APL)

01/01/2012 through 06/30/2012

Following are the documents that comprise the Ambulatory Procedures Listing (APL). These documents are effective for service dates beginning 01/01/2012 through 06/30/2012 for all participating hospitals and ambulatory surgical treatment centers.