| CHICAGO UROLOGICAL INSTITUTE SC | Business | 042005298 | CHICAGO | NOT RENEWED | Verify |
| CHICAGO VASCULAR CLINIC LIMITED | Business | 042620348 | SCHAUMBURG | ACTIVE | Verify |
| CHICAGO VEIN & LASER INSTITUTE SC | Business | 042619472 | ELK GROVE VILLAGE | NOT RENEWED | Verify |
| CHICAGO VEIN CLINIC SC | Business | 042620022 | NORTHBROOK | ACTIVE | Verify |
| CHICAGO VEIN INSTITUTE SC | Business | 042619511 | CHICAGO | NOT RENEWED | Verify |
| CHICAGO VOICE INSTITUTE LTD | Business | 042617781 | CHICAGO | NOT RENEWED | Verify |
| CHICAGO WELLNESS CENTER LTD | Business | 042617698 | CHICAGO | NOT RENEWED | Verify |
| CHICAGO WELLS MEDICAL CTR LTD | Business | 042003511 | CHICAGO | NOT RENEWED | Verify |
| CHICAGO WOMEN'S HEALTH LTD | Business | 042617653 | CHICAGO | ACTIVE | Verify |
| CHICAGO WOMENS HEALTH GROUP AT NORTHWESTERN SC | Business | 042006984 | CHICAGO | ACTIVE | Verify |
| CHICAGO WOMENS HEALTHCARE SC | Business | 042617871 | CHICAGO | NOT RENEWED | Verify |
| CHICAGOLAND ALLERGY AND ASTHMA CONSULTANTS LTD | Business | 042619906 | OAK FOREST | NOT RENEWED | Verify |
| CHICAGOLAND CHIROPRACTIC HEALTH CENTER SC | Business | 042008095 | CHICAGO | NOT RENEWED | Verify |
| CHICAGOLAND COMMUNITY PEDIATRIC CARDIOLOGY SC | Business | 042007521 | CHICAGO | ACTIVE | Verify |
| CHICAGOLAND COMPREHENSIVE CARE MEDICAL GROUP SC | Business | 042617335 | CHICAGO | NOT RENEWED | Verify |
| CHICAGOLAND EMERGENCY PHYSICIANS SC | Business | 042617667 | OAK PARK | NOT RENEWED | Verify |
| CHICAGOLAND EYE CONSULTANT, SC | Business | 042621000 | LOMBARD | NOT RENEWED | Verify |
| CHICAGOLAND EYE CONSULTANTS SC | Business | 042620738 | ELGIN | NOT RENEWED | Verify |
| CHICAGOLAND EYE CONSULTANTS SC | Business | 042620365 | CHICAGO | NOT RENEWED | Verify |
| CHICAGOLAND MEDICAL GROUP LTD | Business | 042004059 | CHICAGO | NOT RENEWED | Verify |
| CHICAGOLAND NORTH SHORE SURGICAL ASSOCIATES SC | Business | 042617327 | GLENCOE | NOT RENEWED | Verify |
| CHICAGOLAND PAIN CENTERS SC | Business | 042620263 | NORTHBROOK | NOT RENEWED | Verify |
| CHICAGOLAND PEDIATRIC ANESTHESIOLOGY LTD | Business | 042618725 | WILMETTE | NOT RENEWED | Verify |
| CHICAGOLAND SPORT CHIROPRACTIC SC | Business | 042620323 | BOLINGBROOK | NOT RENEWED | Verify |
| CHIEH KONG CHENG MD SC | Business | 042003011 | KEWANEE | NOT RENEWED | Verify |
| CHILD AND ADOLESCENT HEALTH ASSOC LTD | Business | 042004093 | CHICAGO | NOT RENEWED | Verify |
| CHILD PSYCHIATRY ASSOCIATES SC | Business | 042001907 | CHICAGO | NOT RENEWED | Verify |
| CHILD STUDY CENTER SC | Business | 042008100 | CHICAGO | NOT RENEWED | Verify |
| CHILDREN & TEENS MEDICAL CENTER LTD | Business | 042005467 | SCHAUMBURG | ACTIVE | Verify |
| CHILDREN'S GASTROENTEROLOGY SPECIALISTS SC | Business | 042618278 | GLENVIEW | NOT RENEWED | Verify |
| CHILDREN'S HEALTH PARTNERS SC | Business | 042617099 | NAPERVILLE | ACTIVE | Verify |
| CHILDREN'S KIDNEY SPECIALISTS SC | Business | 042619294 | HIGHLAND PARK | NOT RENEWED | Verify |
| CHILDREN'S MEDICAL ASSOCIATES LTD | Business | 042616862 | BELLEVILLE | NOT RENEWED | Verify |
| CHILDREN'S MEDICAL GROUP SC | Business | 042619103 | LAKE IN THE HILLS | ACTIVE | Verify |
| CHILDREN'S SPECIALTY CARE | Business | 042620845 | O FALLON | NOT RENEWED | Verify |
| CHILDREN'S UROLOGY LTD | Business | 042005620 | CHICAGO | NOT RENEWED | Verify |
| CHILDRENS HEALTH ASSOCIATES LTD | Business | 042000264 | ELK GROVE VILLAGE | NOT RENEWED | Verify |
| CHILDRENS HEART CENTER LTD | Business | 042007379 | CHICAGO | NOT RENEWED | Verify |
| CHILDRENS KIDNEY SPECIALISTS SC | Business | 042619293 | GLENVIEW | NOT RENEWED | Verify |
| CHILDRENS MEDICAL CENTER SC | Business | 042618928 | CHICAGO | NOT RENEWED | Verify |
| CHILDRENS UROLOGY HEALTH PARTNERS SC | Business | 042619296 | DES PLAINES | NOT RENEWED | Verify |
| CHILLICOTHE FAMILY PHYSICIANS SC | Business | 042006409 | CHILLICOTHE | NOT RENEWED | Verify |
| CHIN YUNG SEE MD SC | Business | 042001895 | WAUKEGAN | NOT RENEWED | Verify |
| CHIN-FONG TSAI MD CHARTERED | Business | 042002399 | ZION | NOT RENEWED | Verify |
| CHINATOWN PHYSICAL MEDICINE & REHAB LTD | Business | 042617512 | CHICAGO | NOT RENEWED | Verify |
| CHIRO-MED HEALTH CARE CENTER LTD | Business | 042006376 | CHICAGO HEIGHTS | NOT RENEWED | Verify |
| CHIRO-MED II LTD | Business | 042618873 | O FALLON | NOT RENEWED | Verify |
| CHIRO-MED II LTD | Business | 042618892 | BELLEVILLE | NOT RENEWED | Verify |
| CHIRO-MED LTD | Business | 042618806 | BELLEVILLE | ACTIVE | Verify |
| CHIRO-MED SPORTS CLINIC LTD | Business | 042007934 | NORTHBROOK | NOT RENEWED | Verify |