| NORTH SUBURBAN ORTHODONTICS LTD | Business | 060009928 | CHICAGO | NOT RENEWED | Verify |
| NORTH SUBURBAN ORTHODONTICS LTD | Business | 060009920 | OAK LAWN | NOT RENEWED | Verify |
| NORTH SUBURBAN PERIODONTICS LTD | Business | 060000344 | LAKE FOREST | NOT RENEWED | Verify |
| NORTH SUBURBAN PHYSICAL THERAPY PC | Business | 060010389 | LINDENHURST | NOT RENEWED | Verify |
| NORTH SUBURBAN PHYSICAL THERAPY PC | Business | 060011911 | LIBERTYVILLE | NOT RENEWED | Verify |
| NORTH SUBURBAN PSYCHOLOGISTS LTD | Business | 060007970 | NORTHBROOK | NOT RENEWED | Verify |
| NORTH SUBURBAN RHEUMATOLOGISTS LTD | Business | 060002010 | DES PLAINES | NOT RENEWED | Verify |
| NORTH UROLOGICAL ASSOCS LTD | Business | 060001793 | CHICAGO | NOT RENEWED | Verify |
| NORTH VERMILION CLINIC LTD | Business | 060000449 | HOOPESTON | CANCELLED | Verify |
| NORTH WEST CHICAGO MEDICAL LTD | Business | 060011660 | CHICAGO | NOT RENEWED | Verify |
| NORTHBROOK ANIMAL HOSPITAL LTD | Business | 060000809 | NORTHBROOK | NOT RENEWED | Verify |
| NORTHBROOK COURT DENTAL ASSOCIATES PC | Business | 060006696 | NORTHBROOK | NOT RENEWED | Verify |
| NORTHBROOK DENTAL CARE LTD | Business | 060007555 | NORTHBROOK | NOT RENEWED | Verify |
| NORTHBROOK ENGINEERING CO PC | Business | 060003068 | NORTHBROOK | CANCELLED | Verify |
| NORTHERN ILLINOIS ANIMAL & BIRD HOSP PC | Business | 060005613 | CARY | ACTIVE | Verify |
| NORTHERN ILLINOIS COUNSELING ASSOCS PC | Business | 060005476 | CRYSTAL LAKE | NOT RENEWED | Verify |
| NORTHERN ILLINOIS ENDODONTICS LTD | Business | 060010074 | DIXON | CLOSED | Verify |
| NORTHERN ILLINOIS ENDODONTICS LTD | Business | 060010073 | SAINT CHARLES | ACTIVE | Verify |
| NORTHERN ILLINOIS ENDODONTICS LTD | Business | 060007092 | DEKALB | ACTIVE | Verify |
| NORTHERN ILLINOIS PODIATRY PC | Business | 060003337 | FREEPORT | NOT RENEWED | Verify |
| NORTHERN REHABILITATION AND SPORTS MEDICINE | Business | 060010513 | DEKALB | NOT RENEWED | Verify |
| NORTHERN REHABILITATION AND SPORTS MEDICINE | Business | 060007594 | DEKALB | ACTIVE | Verify |
| NORTHERN REHABILITATION AND SPORTS MEDICINE ASSOCIATES PC | Business | 060009676 | GENOA | ACTIVE | Verify |
| NORTHERN REHABILITATION AND SPORTS MEDICINE ASSOCIATES PC | Business | 060012169 | SANDWICH | NOT RENEWED | Verify |
| NORTHERN REHABILITATION AND SPORTS MEDICINE ASSOCIATES PC | Business | 060009675 | ROCHELLE | ACTIVE | Verify |
| NORTHFIELD DENTAL ASSOCS LTD | Business | 060000632 | NORTHFIELD | NOT RENEWED | Verify |
| NORTHGATE SMALL ANIMAL HOSPITAL PC | Business | 060008677 | COLLINSVILLE | NOT RENEWED | Verify |
| NORTHSHORE FAMILY CHIROPRACTIC LTD | Business | 060006987 | HIGHWOOD | NOT RENEWED | Verify |
| NORTHSHORE NAIL CENTER PC | Business | 060010180 | GLENVIEW | NOT RENEWED | Verify |
| NORTHSHORE PHYSICIANS LTD | Business | 060008919 | CHICAGO | NOT RENEWED | Verify |
| NORTHSHORE PHYSICIANS LTD | Business | 060002113 | CHICAGO | NOT RENEWED | Verify |
| NORTHSTAR CHIROPRACTIC NATURAL WELLNESS CTR PC | Business | 060008903 | LISLE | NOT RENEWED | Verify |
| NORTHVIEW DENTAL ASSOCS LTD | Business | 060000266 | NORTHFIELD | NOT RENEWED | Verify |
| NORTHVIEW DENTAL GROUP LTD | Business | 060004385 | EVANSTON | NOT RENEWED | Verify |
| NORTHWEST AMBUCARE PC | Business | 060007531 | CHICAGO | NOT RENEWED | Verify |
| NORTHWEST ANIMAL HOSPITAL PC | Business | 060004109 | DES PLAINES | NOT RENEWED | Verify |
| NORTHWEST ASSOCIATES FOR | Business | 060006443 | HOFFMAN ESTATES | ACTIVE | Verify |
| NORTHWEST CARDIOLOGY | Business | 060002576 | HOFFMAN ESTATES | NOT RENEWED | Verify |
| NORTHWEST CHIROPRACTIC CTR LTD | Business | 060003280 | SCHAUMBURG | NOT RENEWED | Verify |
| NORTHWEST DENTAL ASSOCIATES LTD | Business | 060000312 | MOUNT PROSPECT | NOT RENEWED | Verify |
| NORTHWEST DENTAL LTD | Business | 060006828 | CHICAGO | NOT RENEWED | Verify |
| NORTHWEST DENTISTRY PC | Business | 060010200 | CHICAGO | NOT RENEWED | Verify |
| NORTHWEST ENDODONTICS LTD | Business | 060008901 | BLOOMINGDALE | NOT RENEWED | Verify |
| NORTHWEST ENDODONTICS LTD | Business | 060001855 | ARLINGTON HEIGHTS | NOT RENEWED | Verify |
| NORTHWEST EYE PHYSICIANS LTD | Business | 060001095 | ARLINGTON HEIGHTS | ACTIVE | Verify |
| NORTHWEST EYECARE PC | Business | 060008958 | LANARK | NOT RENEWED | Verify |
| NORTHWEST EYECARE PC | Business | 060008959 | OREGON | NOT RENEWED | Verify |
| NORTHWEST EYECARE PC | Business | 060000749 | FREEPORT | NOT RENEWED | Verify |
| NORTHWEST EYECARE PC | Business | 060008960 | STOCKTON | NOT RENEWED | Verify |
| NORTHWEST GENERAL SURGEONS LTD | Business | 060005187 | CHICAGO | NOT RENEWED | Verify |