| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| OBSTETRICIANS AND GYNECOLOGISTS OF | Business | 042000693 | CHICAGO | NOT RENEWED | Verify |
| OBSTETRICS & GYNECOLOGY II LTD | Business | 042001410 | NORMAL | NOT RENEWED | Verify |
| OBSTETRICS GYNECOLOGY | Business | 042001621 | NILES | NOT RENEWED | Verify |
| OBSTETRICS GYNECOLOGY & INFERTILITY SC | Business | 042002088 | PARK RIDGE | NOT RENEWED | Verify |
| OCCUPATIONAL AND INDUSTRIAL | Business | 042007763 | JACKSONVILLE | NOT RENEWED | Verify |
| OCCUPATIONAL HEALTH CENTERS S C | Business | 042001357 | CHICAGO | NOT RENEWED | Verify |
| OCCUPATIONAL HEALTH PHYSICIANS SC | Business | 042005819 | CHICAGO | CANCELLED | Verify |
| OCCUPATIONAL HEALTH PROVIDERS LTD | Business | 042007010 | HINSDALE | NOT RENEWED | Verify |
| OCCUPATIONAL MED ASSOC OF CHICAGO LTD | Business | 042006888 | CHICAGO | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICAL CENTER OF CHICAGO SC | Business | 042618551 | CHICAGO | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICAL CENTER OF CHICAGO SC | Business | 042619498 | CHICAGO | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICAL CTR OF CHICAGO SC | Business | 042618633 | CICERO | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICINE CONSULTANTS LTD | Business | 042004029 | CHICAGO | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICINE EVANSTON | Business | 042006089 | GLENVIEW | NOT RENEWED | Verify |
| OCCUPATIONAL MEDICINE SPECIALISTS SC | Business | 042616849 | DEKALB | NOT RENEWED | Verify |
| OCKNER RADIOLOGY LTD | Business | 042007764 | PEORIA | NOT RENEWED | Verify |
| OCTAVIO M LOPEZ MD SC | Business | 042619342 | WORTH | NOT RENEWED | Verify |
| OCULAR ASSOCS LTD | Business | 042004312 | CHICAGO | NOT RENEWED | Verify |
| OCULAR DIAGNOSTICS SC | Business | 042618658 | OAK BROOK | NOT RENEWED | Verify |
| ODELL & MERRICK MEDICAL | Business | 042000900 | PALOS HEIGHTS | CANCELLED | Verify |
| OFELIA B AYUSTE MD SC | Business | 042618995 | DOWNERS GROVE | NOT RENEWED | Verify |
| OFFICES OF RICHARD S | Business | 042007717 | LAKE FOREST | NOT RENEWED | Verify |
| OHARA FAMILY CHIROPRACTIC LTD | Business | 042619740 | ARLINGTON HEIGHTS | ACTIVE | Verify |
| OHARE INDUSTRIAL CLINIC OF SCHAUMBURG SC | Business | 042003911 | SCHAUMBURG | CANCELLED | Verify |
| OKNER CLINICS SC | Business | 042619833 | CHICAGO | NOT RENEWED | Verify |
| OLADEM SC | Business | 042618946 | PEORIA | NOT RENEWED | Verify |
| OLAF AND FOELLNER MEDICAL ARTS | Business | 042004383 | PAXTON | NOT RENEWED | Verify |
| OLATS PEDIATRICS SC | Business | 042616785 | WOODRIDGE | NOT RENEWED | Verify |
| OLAWALE O IDEWU MD SC | Business | 042002629 | CHICAGO | NOT RENEWED | Verify |
| OLD ORCHARD HEALTH MEDICAL | Business | 042618364 | SKOKIE | NOT RENEWED | Verify |
| OLD ORCHARD OBSTETRICS & GYNE SC | Business | 042616899 | SKOKIE | NOT RENEWED | Verify |
| OLD ORCHARD SURGICAL | Business | 042000201 | GLENCOE | NOT RENEWED | Verify |
| OLD TOWN MEDICAL ASSOCS LTD | Business | 042005795 | SCHAUMBURG | NOT RENEWED | Verify |
| OLDFIELD AND REIMANN | Business | 042000676 | HINSDALE | NOT RENEWED | Verify |
| OLDRICH PREC MD LTD | Business | 042000960 | DOWNERS GROVE | CANCELLED | Verify |
| OLDSON MEDICAL LTD | Business | 042620316 | SKOKIE | NOT RENEWED | Verify |
| OLGA L SAAVEDRA MD SC | Business | 042617669 | CHICAGO | NOT RENEWED | Verify |
| OLIVER A BALAGOT MD SC | Business | 042002647 | NILES | NOT RENEWED | Verify |
| OLIVER DRABKIN MD SC | Business | 042003833 | EVERGREEN PARK | NOT RENEWED | Verify |
| OLIVER W CRAWFORD MD | Business | 042001475 | CHICAGO | NOT RENEWED | Verify |
| OLIVERA WEIGHT LOSS S.C. | Business | 042618564 | CHICAGO | NOT RENEWED | Verify |
| OLIVERA WEIGHT LOSS S.C. | Business | 042007968 | CHICAGO | ACTIVE | Verify |
| OLIVO V LEOPANDO MD SC | Business | 042002195 | CALUMET CITY | NOT RENEWED | Verify |
| OLNEY CANCER CENTER SC | Business | 042006278 | OLNEY | CLOSED | Verify |
| OLYMPIA FIELDS EYECARE LTD | Business | 042007134 | OLYMPIA FIELDS | NOT RENEWED | Verify |
| OLYMPIA ORTHOPAEDIC SPECIALISTS,SC | Business | 042007687 | OLYMPIA FIELDS | NOT RENEWED | Verify |
| OMAR A KENYON MD SC | Business | 042003478 | WINNETKA | NOT RENEWED | Verify |
| OMNIBUS MEDICAL GROUP S C | Business | 042001164 | OAK LAWN | NOT RENEWED | Verify |
| ONCOLOGY ASSOCIATES SC | Business | 042006591 | CHICAGO | NOT RENEWED | Verify |
| ONCOLOGY HEMATOLOGY ASSOCIATES OF NORTHERN ILLINOIS | Business | 042620860 | GURNEE | CLOSED | Verify |