| ACL Laboratories |
5400 Pearl Street Rosemont, IL 60018 |
| ACL Lab Condell Medical Center |
801 S. Milwaukee Ave., Libertyville, IL 60048 |
| Advocate Good Samaritan Hospital |
3815 Highland Avenue Downers Grove, Illinois 60515 |
| Ascension Health Mercy Medical Center |
1325 North Highland Avenue Aurora, IL 60506 |
| Ascension Health St. Joseph Hospital |
77 North Airlite Street Elgin, IL 60123 |
| Ascension Health Saint Joseph Medical Center |
333 North Madison Street Joliet, IL 60435-6595 |
| Alverno Clinical Laboratories and Ascension Health Systems |
2434 Interstate Plaza Drive Hammond, IN 46324 |
| Beloit Health System |
1969 West Hart Road Beloit, WI 53511 |
| CGH Medical Center |
100 E. Lefevre Road Sterling, IL 61081 |
| Edward Hospital - EE-Health |
801 South Washington Street Naperville, IL 60566 |
| Elmhurst Memorial Hospital - EE-Health |
155 East Brush Hill Rd Elmhurst, IL 60126 |
| Genesis Medical Center |
801 Illini Drive Silvis, Il 61282 |
| KSB Hospital |
403 East First Street Dixon, IL 61021 |
| Lurie Children's Hospital of Chicago |
225 E. Chicago Avenue Box 53 Chicago, IL 60611-2605 |
| Mercyhealth Rockford |
2400 North Rockton Avenue Rockford, IL 61103 |
| Morris Hospital & Healthcare Centers |
150 West High Street Morris, IL 60450 |
| Northwest Community Hospital |
800 West Central Road Arlington Heights, IL 60005-2392 |
| Northwestern-McHenry Hospital |
4201 Medical Center Drive, McHenry, IL 60050 |
| Northwestern Medicine Central DuPage Hospital |
25 North Winfield Road Winfield, IL 60190 |
| Northwestern Medicine Delnor Hospital |
300 S. Randall Road Geneva, IL 60134 |
| Northwestern Medicine Kishwaukee Hospital |
One Kish Hospital Drive DeKalb, IL 60115 |
| Northwestern Memorial Hospital |
710 North Fairbanks Olson Pavilion 2-202 Chicago, IL 60611 |
| OSF St. Anthony Medical Center |
5666 East State Street Rockford, IL 61108 |
| OSF St. Paul Medical Center |
1401 East 12th Street Mendota, IL 61342 |
| Rochelle Community Hospital |
900 N. Second Street Rochelle, IL 61068 |
| RUSH Copley Medical Center |
2000 Ogden Avenue Aurora, IL 60504 |
| Swedish American: A Division of UW Health |
1401 East State Street, Rockford, IL 61104 |
| University of Chicago Medicine |
5841 S. Maryland Rm. TE-030, MC0006 Chicago, IL 60637 |