| ILLINI MEDICAL ASSOCIATES SC | Business | 042006378 | JERSEYVILLE | NOT RENEWED | Verify |
| ILLINI MEDICAL SERVICES LTD | Business | 042005501 | DANVILLE | NOT RENEWED | Verify |
| ILLINOIS ALLERGY AND ASTHMA SPECIALISTS SC | Business | 042619688 | EVANSTON | ACTIVE | Verify |
| ILLINOIS ALLERGY AND ASTHMA SPECIALISTS SC | Business | 042619961 | CHICAGO | ACTIVE | Verify |
| ILLINOIS BACK AND REHABILITATION INSTITUTE LTD | Business | 042617377 | O FALLON | NOT RENEWED | Verify |
| ILLINOIS CARDIAC SURGERY ASSOCIATES SC | Business | 042618955 | PEORIA | NOT RENEWED | Verify |
| ILLINOIS CARDIAC SURGERY ASSOCS SC | Business | 042005665 | PEORIA | NOT RENEWED | Verify |
| ILLINOIS CENTER FOR NEUROLOGICAL AND BEHAVIORAL MEDICINE, LTD. | Business | 042620959 | DES PLAINES | NOT RENEWED | Verify |
| ILLINOIS CENTER FOR PROGRESSIVE HEALTH SC | Business | 042619304 | CHICAGO | NOT RENEWED | Verify |
| ILLINOIS CENTERS FOR PAIN REHAB SC | Business | 042617248 | PEKIN | NOT RENEWED | Verify |
| ILLINOIS DIGESTIVE AND LIVER DISEASE SPECIALISTS, LTD. | Business | 042620861 | WILMETTE | NOT RENEWED | Verify |
| ILLINOIS EYE CARE INSTITUTE LTD | Business | 042006927 | EAST ALTON | NOT RENEWED | Verify |
| ILLINOIS EYE SPECIALISTS LTD | Business | 042002108 | GRANITE CITY | NOT RENEWED | Verify |
| ILLINOIS FAMILY MEDICAL | Business | 042001745 | BUFFALO GROVE | NOT RENEWED | Verify |
| ILLINOIS FAMILY PRACTICE CTR SC | Business | 042007592 | NORTHBROOK | NOT RENEWED | Verify |
| ILLINOIS FAMILY PRACTICE SC | Business | 042618578 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| ILLINOIS FERTILITY CENTERS SC | Business | 042007982 | NORTHFIELD | NOT RENEWED | Verify |
| ILLINOIS GASTROENTEROLOGY INSTITUTE SC | Business | 042006270 | PEORIA | NOT RENEWED | Verify |
| ILLINOIS GASTROENTEROLOGY LTD | Business | 042618762 | NORMAL | ACTIVE | Verify |
| ILLINOIS HEALTHCARE SC | Business | 042619773 | BURR RIDGE | NOT RENEWED | Verify |
| ILLINOIS HEART & LUNG ASSOCIATES SC | Business | 042008000 | BLOOMINGTON | NOT RENEWED | Verify |
| ILLINOIS HEART INSTITUTE LTD | Business | 042005384 | PEORIA | CANCELLED | Verify |
| ILLINOIS HEART INSTITUTE LTD | Business | 042006697 | PEORIA | NOT RENEWED | Verify |
| ILLINOIS HOSPITAL CARE SC | Business | 042620135 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| ILLINOIS INJURY & REHAB CENTERS LTD | Business | 042619865 | DARIEN | NOT RENEWED | Verify |
| ILLINOIS INSTITUTE FOR HUMAN | Business | 042002008 | BURR RIDGE | NOT RENEWED | Verify |
| ILLINOIS INSTITUTE OF PEDIATRIC CARDIOLOGY LTD | Business | 042618919 | DOWNERS GROVE | NOT RENEWED | Verify |
| ILLINOIS INTERNAL MEDICINE LTD | Business | 042617825 | LIBERTYVILLE | NOT RENEWED | Verify |
| ILLINOIS LABORATORY MEDICINE ASSOCIATES LTD | Business | 042619915 | OAK BROOK | ACTIVE | Verify |
| ILLINOIS MEDICAL AND SPECIALTY PROVIDERS LTD | Business | 042621043 | CHICAGO | NOT RENEWED | Verify |
| ILLINOIS MEDICAL CONSULTANTS SC | Business | 042617826 | HIGHLAND PARK | NOT RENEWED | Verify |
| ILLINOIS MEDICAL GROUP SC | Business | 042618822 | CHICAGO | NOT RENEWED | Verify |
| ILLINOIS MULTISPECIALISTS SC | Business | 042617012 | MARYVILLE | NOT RENEWED | Verify |
| ILLINOIS NEURO & PHYSICAL REHABILITATION LTD | Business | 042620020 | WOOD DALE | ACTIVE | Verify |
| ILLINOIS NEURO & PHYSICAL REHABILITATION LTD | Business | 042620939 | CHICAGO | NOT RENEWED | Verify |
| ILLINOIS ORTHOPEDIC AND SPORTS MEDICINE INSTITUTE SC | Business | 042620556 | NAPERVILLE | ACTIVE | Verify |
| ILLINOIS PAIN MANAGEMENT SC | Business | 042619174 | OAK BROOK | NOT RENEWED | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042619907 | MCHENRY | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042619392 | BARRINGTON | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042620388 | LIBERTYVILLE | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042620488 | ELMHURST | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042620617 | LIBERTYVILLE | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042619722 | ITASCA | ACTIVE | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042619839 | LIBERTYVILLE | NOT RENEWED | Verify |
| ILLINOIS PAIN TREATMENT INSTITUTE LTD | Business | 042007101 | ELGIN | ACTIVE | Verify |
| ILLINOIS PATHOLOGY ASSOCIATES LTD | Business | 042619917 | OAK BROOK | ACTIVE | Verify |
| ILLINOIS PHLEBOLOGY ASSOCIATES S.C. | Business | 042621413 | BARRINGTON | ACTIVE | Verify |
| ILLINOIS PHLEBOLOGY ASSOCIATES SC | Business | 042619429 | NAPERVILLE | ACTIVE | Verify |
| ILLINOIS PHLEBOLOGY ASSOCIATES SC | Business | 042619431 | SKOKIE | NOT RENEWED | Verify |
| ILLINOIS PHLEBOLOGY ASSOCIATES SC | Business | 042617133 | DOWNERS GROVE | NOT RENEWED | Verify |