| LEMON TREE COUNSELING SERVICES PLLC | Business | 248005838 | GRAYSLAKE | ACTIVE | Verify |
| LEON EMERGENCY MEDICAL SERVICES LLC | Business | 248001231 | CHAMPAIGN | NOT RENEWED | Verify |
| LEPP THERAPY CENTER, PLLC | Business | 248004550 | SPRINGFIELD | ACTIVE | Verify |
| LESLIE BRANKIN, PSYD, PLLC | Business | 248003511 | NORTHBROOK | ACTIVE | Verify |
| LESLIE DUFF THERAPY PLLC | Business | 248005900 | GLEN ELLYN | ACTIVE | Verify |
| LESLIE LUND PSYCHOTHERAPY PLLC | Business | 248003699 | JOLIET | NOT RENEWED | Verify |
| LESLIE MCILVRIED, APRN, BC, LLC | Business | 248001838 | NAPERVILLE | NOT RENEWED | Verify |
| LESLIE WILLIAMS APN LLC | Business | 248002709 | CENTRALIA | NOT RENEWED | Verify |
| LET'S ROLL PEDIATRIC PHYSICAL THERAPY PLLC | Business | 248007507 | CHICAGO | ACTIVE | Verify |
| LET'S WORK THROUGH THAT PLLC | Business | 248003187 | DIXON | NOT RENEWED | Verify |
| LEVEL UP COUNSELING PLLC | Business | 248006686 | SOUTH ELGIN | ACTIVE | Verify |
| LEVEL UP PEDIATRIC SPEECH THERAPY LLC | Business | 248001042 | NORTHFIELD | NOT RENEWED | Verify |
| LEVEL UP PEDIATRIC SPEECH THERAPY, LLC | Business | 248003389 | NORTHFIELD | ACTIVE | Verify |
| LEVORE AESTHETICS MEDSPA PLLC | Business | 248004141 | NAPERVILLE | ACTIVE | Verify |
| LEXI MILLER THERAPY, PLLC | Business | 248004746 | CHICAGO | ACTIVE | Verify |
| LFZ SOLUTIONS PLLC | Business | 248005604 | CHICAGO | ACTIVE | Verify |
| LG HEALTHCARE LLC | Business | 248001359 | LAKE ZURICH | NOT RENEWED | Verify |
| LIAM BROWN LCSW PLLC | Business | 248005249 | CHICAGO | ACTIVE | Verify |
| LIBERATED LIFE COUNSELING, PLLC | Business | 248003655 | CRYSTAL LAKE | ACTIVE | Verify |
| LIBERATION THERAPY PLLC | Business | 248007049 | CHICAGO | ACTIVE | Verify |
| LIBERTI-KRISHNAN, PLLC | Business | 248004839 | CHICAGO | NOT RENEWED | Verify |
| LIBERTYVILLE NEUROSURGERY LLC | Business | 248000362 | LIBERTYVILLE | NOT RENEWED | Verify |
| LIBRE THERAPY AND WELLNESS PLLC | Business | 248003879 | CHICAGO | NOT RENEWED | Verify |
| LIEBERSON PSYCHOTHERAPY PLLC | Business | 248003681 | CHICAGO | NOT RENEWED | Verify |
| LIFE BALANCE COUNSELING PEORIA, PLLC | Business | 248003001 | PEORIA | ACTIVE | Verify |
| LIFE CHOICE HEALTH CENTER, PLLC | Business | 248006729 | CHICAGO | ACTIVE | Verify |
| LIFE COUNSELING INSTITUTE, PLLC | Business | 248003850 | WILLOWBROOK | NOT RENEWED | Verify |
| LIFE COUNSELING INSTITUTE, PLLC | Business | 248003878 | PARK RIDGE | ACTIVE | Verify |
| LIFE COUNSELING INSTITUTE, PLLC | Business | 248001023 | WILLOWBROOK | ACTIVE | Verify |
| LIFE ENDEAVORS THERAPY PLLC | Business | 248004069 | SPRINGFIELD | ACTIVE | Verify |
| LIFE FORWARD THERAPY, PLLC | Business | 248006101 | CHICAGO | ACTIVE | Verify |
| LIFE SOLUTIONS INTEGRATIVE HEALING AND WELLBEING | Business | 248006398 | DEKALB | ACTIVE | Verify |
| LIFE STAGES COUNSELING PLLC | Business | 248006202 | ROMEOVILLE | ACTIVE | Verify |
| LIFE TRANSFORMATION INTEGRATIVE MEDICINE PLLC | Business | 248004912 | SOUTH BARRINGTON | ACTIVE | Verify |
| LIFEGATE COUNSELING PLLC | Business | 248001551 | BARRINGTON | CLOSED | Verify |
| LIFEGATE COUNSELING PLLC | Business | 248001552 | BARRINGTON | ACTIVE | Verify |
| LIFELINE BEHAVIORAL HEALTHCARE, PLLC | Business | 248007563 | ORLAND PARK | ACTIVE | Verify |
| LIFELONG HEALTH PLLC | Business | 248005953 | CLARENDON HILLS | ACTIVE | Verify |
| LIFELONG PRIMARY CARE PLLC | Business | 248007570 | BANNOCKBURN | ACTIVE | Verify |
| LIFEMINE HEALTH LLC | Business | 248002120 | WILLOWBROOK | ACTIVE | Verify |
| LIFEPATH THERAPY ASSOCIATES, PLLC | Business | 248002738 | CHICAGO | ACTIVE | Verify |
| LIFESCAN LABS OF ILLINOIS, LLC | Business | 248004102 | SKOKIE | NOT RENEWED | Verify |
| LIFETIME DENTAL PLLC | Business | 248005561 | SCHAUMBURG | ACTIVE | Verify |
| LIFEVIEW CARE PLLC | Business | 248000506 | CHICAGO | NOT RENEWED | Verify |
| LIFEWAVE INSTITUTE LLC | Business | 248000548 | NORTHBROOK | NOT RENEWED | Verify |
| LIFTING LITTLE VOICES PLLC | Business | 248005691 | NAPERVILLE | ACTIVE | Verify |
| LIGHT LIVING SOLUTIONS LLC | Business | 248000694 | CHICAGO | NOT RENEWED | Verify |
| LIGHT THE WAY COUNSELING PLLC | Business | 248003981 | BATAVIA | ACTIVE | Verify |
| LIGHTED PATHWAYS COUNSELING PLLC | Business | 248007207 | COLUMBIA | ACTIVE | Verify |
| LIGHTHOUSE BEACON, PLLC | Business | 248006592 | OSWEGO | ACTIVE | Verify |