| TRC Total Renal Care Inc | 1272 | | |
| Cleveland Clinic | 802 | | |
| RHI DVA Renal Healthcare, Inc | 590 | | |
| Sutter Valley Hospitals | 292 | Remote | |
| Sutter Bay Hospitals | 266 | | |
| Option Care Enterprises, Inc. | 262 | | |
| The Elevance Health Companies, Inc. | 190 | | |
| Memorial Hermann Health System | 146 | | |
| RSE Renal Treatment Centers - Southeast, LP | 146 | | |
| Sutter Bay Medical Foundation | 132 | Remote | |
| RMA Renal Treatment Centers - Mid Atlantic, Inc. | 130 | | |
| RMD VillageHealth DM, LLC | 120 | Remote | |
| ISD ISD Renal, Inc. | 98 | | |
| Signify Health Medical Associates, PLLC | 86 | Remote | |
| RTI Renal Treatment Centers - Illinois, Inc. | 82 | | |
| KDI Knickerbocker Dialysis, Inc. | 66 | | |
| Sutter Valley Medical Foundation | 66 | | |
| Sentara Hospitals | 54 | | |
| RTW Renal Treatment Centers - West, Inc. | 44 | | |
| RNE Renal Treatment Centers - Northeast, Inc. | 40 | | |
| Sutter Visiting Nurse Association and Hospice | 39 | | |
| RLL Renal Life Link, Inc | 34 | | |
| Aetna Resources, LLC | 33 | Remote | |
| RCA Renal Treatment Centers - California, Inc. | 30 | | |
| Sutter Outpatient Services LLC | 30 | | |
| Aetna Medicaid Administrators | 28 | Remote | |
| Sansum Clinic | 28 | | |
| Oak Street Health MSO LLC | 26 | | |
| Ochsner Clinic Foundation | 26 | | |
| Sutter Health | 24 | Remote | |
| MinuteClinic Diagnostic of New Jersey, LLC | 18 | | |
| MinuteClinic Diagnostic of Virginia, LLC | 16 | | |
| PDA Physicians Dialysis Acquisitions, Inc. | 16 | | |
| Caremark, L.L.C. | 14 | Remote | |
| Centene Management Company LLC | 14 | | |
| Geisinger | 14 | | |
| MinuteClinic, L.L.C. | 14 | | |
| HMH - Houston Methodist Hospital - The Methodist Hospital | 11 | | |
| DaVita | 10 | | |
| PDV Physicians Dialysis Ventures, LLC | 10 | | |
| Sutter Coast Hospital | 10 | | |
| University of Arkansas for Medical Sciences | 10 | Remote | |
| Ochsner LSU Health System of North Louisiana | 9 | | |
| Oak Street Health of Georgia PC | 8 | | |
| Banner Health Corporate | 7 | | |
| C002 Medical University Hospital Authority (MUHA) | 7 | | |
| AstraZeneca Pharmaceuticals LP Company | 6 | | |
| Corewell Health Corporate | 6 | | |
| CVS Healthcare Practices PLLC | 6 | Remote | |
| HCA Healthcare UK | 6 | | |
| IA_MMC Mercy Health Services - Iowa, Corp. | 6 | | |
| IA_MOQUAD01 Genesis Health System | 6 | | |
| Medical Group of New York, P.C. | 6 | | |
| MinuteClinic Diagnostic Medical Group of San Diego, Inc. | 6 | | |
| MinuteClinic Diagnostic of Massachusetts, LLC | 6 | | |
| MinuteClinic Diagnostic of Pennsylvania, LLC | 6 | | |
| MinuteClinic Diagnostics of Indiana, LLC | 6 | | |
| NewYork-Presbyterian Hospital | 6 | | |
| Sentara Health | 6 | | |
| Shirley Ryan AbilityLab | 6 | | |
| TNY TRC of New York, Inc. | 6 | | |
| (Cleveland Clinic Main Campus and Family Health Centers) The Cleveland Clinic Foundation | 5 | | |
| Akron General Medical Center | 5 | | |
| HMCL - Houston Methodist Clear Lake Hospital - Houston Methodist St. John Hospital | 5 | | |
| HMSL - Houston Methodist Sugar Land Hospital - Methodist Health Centers | 5 | | |
| HMW - Houston Methodist West Hospital - Methodist Health Centers | 5 | | |
| MinuteClinic Diagnostic of Minnesota, P.A. | 5 | | |
| Accredo Health Group Inc | 4 | | |
| Advocate Health, Inc. | 4 | | |
| CN60 AstraZeneca Global R&D (China) CO. Ltd. Company | 4 | | |
| Coram Specialty Infusion Services, Inc. | 4 | | |
| CVS Health | 4 | | |
| EED East End Dialysis Center, Inc. | 4 | | |
| FLA Flamingo Park Kidney Center, Inc. | 4 | | |
| GCMC Community Medical Center | 4 | | |
| HMSPG - HM Specialty Physician Group - Houston Methodist Specialty Physicians | 4 | Remote | |
| HMTW - Houston Methodist The Woodlands Hospital - Methodist Health Centers | 4 | | |
| Humana Insurance Company | 4 | | |
| Oak Street Health Physician Group PC | 4 | Remote | |
| Oak Street Health Physicians Group of New Mexico LLC | 4 | | |
| PDC Physicians Choice Dialysis of Alabama, LLC | 4 | | |
| Wellpoint Federal Solutions, Inc. | 4 | | |
| Advocate Health and Hospitals Corporation | 3 | | |
| Baptist Medical Center Jacksonville | 3 | | |
| Memorial Hermann Medical Group | 3 | | |
| MinuteClinic Diagnostic of Ohio, LLC | 3 | | |
| VHA Home HealthCare | 3 | | |
| Baptist Health System, Inc. | 2 | | |
| BTN USA Bio-Med Appl of Tennessee Inc | 2 | | |
| Carelon Employment Company LLC | 2 | | |
| Cleveland Clinic Mercy Hospital | 2 | | |
| CN46 Gracell Bioscience (Shanghai) Co. Ltd Company | 2 | | |
| CN50 AstraZeneca Pharmaceutical (Beijing) Co. Ltd Company | 2 | | |
| ConAgra Fds Packaged Fds LLC | 2 | | |
| ELB Elberton Dialysis Facility, Inc. | 2 | | |
| ES10 AZ Farmacéutica Spain S.A Company | 2 | | |
| HMCCH - Houston Methodist Continuing Care Hospital - Houston Methodist St. Catherine Hospital | 2 | | |
| HMCY - Houston Methodist Cypress Hospital - Methodist Health Centers | 2 | | |
| IA_MOCEN01 Catholic Health Initiatives - Iowa Corp | 2 | | |
| IA_MOWAT01 Covenant Medical Center, Inc | 2 | | |
| ID_SARMC Saint Alphonsus Health System, Inc. | 2 | | |
| LCH Lab. Corp. of America Holdings | 2 | | |
| MI_SMHC Trinity Health - Michigan | 2 | | |
| MI_THC Trinity Health Corporation | 2 | | |
| MI_THHS Trinity Home Health Services | 2 | | |
| MinuteClinic Diagnostic Medical Group of California, Inc. | 2 | | |
| MinuteClinic Diagnostic of South Carolina, L.L.C. | 2 | | |
| NMC USA National Medical Care Inc | 2 | | |
| NYP/Hudson Valley Medical Group | 2 | | |
| Oak Street Health Physicians Group of Connecticut | 2 | | |
| OH_MCHS Mount Carmel Health System | 2 | | |
| OSH-IN Physicians Group PC | 2 | | |
| OSH-MI Physicians Group PC | 2 | | |
| Pentair | 2 | | |
| Sentara Northern Virginia Medical Center (legal name: Potomac Hospital Corporation of Prince William) | 2 | | |
| State Farm | 2 | | |
| The Elevance Health Companies of Puerto Rico, LLC | 2 | | |
| (Employees of Euclid, South Pointe and Hillcrest Hospitals) Cleveland Clinic Health System-East Region | 1 | | |
| (Florida Hospital Weston) Cleveland Clinic Florida Health System Nonprofit Corporation | 1 | | |
| 6014-Janssen Biotech, Inc. Legal Entity | 1 | | |
| 6084-Janssen Research & Development, LLC Legal Entity | 1 | | |
| 6090-Johnson & Johnson Services Inc. Legal Entity | 1 | | |
| 80067557877 AUS Fresenius Medical Care Australia Pty Ltd | 1 | | |
| Advocate Aurora Health, Inc. | 1 | | |
| Aurora Health Care, Inc. | 1 | | |
| Aurora Medical Center of Oshkosh, Inc. | 1 | | |
| Aurora Medical Group, Inc. | 1 | | |
| Baptist Neurology, Inc. | 1 | | |
| C3035 Unum Group | 1 | | |
| Cardinal Health 110, LLC | 1 | | |
| CORP - HM Corporate Division - The Methodist Hospital | 1 | | |
| Corpus Christi Home Care Inc TX | 1 | | |
| DNSR SeaWorld Parks & Entertainment LLC | 1 | | |
| HMB - Houston Methodist Baytown Hospital - San Jacinto Methodist Hospital | 1 | | |
| HMRI - Houston Methodist Research Institute - The Methodist Hospital Research Institute | 1 | | |
| HMSC - Houston Methodist Surgery Centers - Houston Methodist Surgery Centers | 1 | | |
| HMWB - Houston Methodist Willowbrook Hospital - Methodist Health Centers | 1 | | |
| Humana At Home 1, Inc. | 1 | | |
| MD Anderson Cancer Center | 1 | | |
| Memorial Hermann Community Benefits Corporation | 1 | | |
| NYP/Lawrence Hospital Community Health Services | 1 | | |
| NYP/Queens Medical Group | 1 | | |
| Oak Street Health of New York Medical Group, P.C. | 1 | | |
| Pepperidge Farm, Incorporated | 1 | | |
| PI03 PHL Mindanao Renal Care, Inc. | 1 | | |
| Snyder's-Lance, Inc. | 1 | | |
| The Charlotte-Mecklenburg Hospital Authority | 1 | | |
| The General Hospital Corporation | 1 | | |