| Arizona Kidney Disease & Hypertension Center, LLC | 50 | $262,500 |
| Southwest Kidney Institute, PLC | 25 | $239,200 |
| Indiana University Health Care Associates, Inc. | 14 | $365,000 |
| Nephrology Associates, P.A. | 13 | $225,000 |
| Montgomery Kidney Specialist, LLP | 12 | $250,000 |
| Nephrology Consultants, P.A. | 9 | $210,000 |
| Lynchburg Nephrology Physicians, P.L.L.C. | 9 | $307,467 |
| Dallas Renal Group | 8 | $260,000 |
| Renal Medicine Associates, LTD | 8 | $300,000 |
| Nephrology Associates of Mobile, P.A. | 7 | $275,000 |
| Renal Associates of Montgomery, PC | 7 | $250,000 |
| Florida Kidney Physicians, LLC | 7 | $239,200 |
| Indiana University Health Southern Indiana Physicians, LLC | 6 | $365,000 |
| Renal Associates, P.A. | 6 | $238,524 |
| Cumberland Nephrology Associates, PA | 6 | $225,000 |
| Alegent Creighton Clinic | 6 | $275,000 |
| RenalCare Associates, SC | 6 | $280,000 |
| Ochsner Clinic Foundation | 6 | $250,000 |
| St. Luke's Physician Group, Inc. | 6 | $290,000 |
| Nskhc, LLC | 6 | $300,000 |
| Northwest Louisiana Nephrology, LLC | 6 | $300,000 |
| University of Minnesota Physicians | 5 | $66,539 |
| Nephrology Associates of the Carolinas, PA | 5 | $280,000 |
| Kidney Care Clinic, PLLC | 5 | $212,285 |
| Kidney Care Center Olympia Fields, LLC | 5 | $220,000 |
| Hypertension, Nephrology, Dialysis and Transplantation Clinic PC | 5 | $239,200 |
| Tennessee Kidney Care PLLC | 5 | $330,000 |
| Allegheny Clinic | 5 | $280,000 |
| Peninsula Nephrology Associates, P.A. | 5 | $250,000 |
| Allina Health System | 5 | $380,000 |
| MaineHealth | 4 | $250,000 |
| St. Louis Kidney Care, LLC | 4 | $275,000 |
| Arkansas Renal Group, PA | 4 | $240,000 |
| Associates in Nephrology - Florida, LLC | 4 | $272,500 |
| Marshfield Clinic | 4 | $218,171 |
| Associates in Nephrology PC | 4 | $280,000 |
| HH Health Systems – Athens Limestone, LLC | 4 | $350,000 |
| Mayo Clinic | 4 | $354,021 |
| Hawaii Nephrologists, LLC | 4 | $375,000 |
| Iowa Kidney Physicians, P.C. | 4 | $239,200 |
| Lafayette Kidney Care, LLC | 4 | $350,000 |
| Hypertension and Nephrology, Inc. | 4 | $210,000 |
| Dialysis and Nephrology Consultants, P.C. | 4 | $242,500 |
| Pittsburgh Kidney Care LLC | 4 | $500,000 |
| Joplin Nephrology Consultants | 4 | $260,000 |
| Nephrology Associates of Central Kentucky | 4 | $250,000 |
| Bluegrass Kidney Consultants, PSC | 4 | $350,000 |
| Florida Hospital Healthcare Partners, Inc. | 4 | $325,000 |
| RNA Of Rockford, PLLC | 4 | $275,000 |
| NKDHC (Rudnitsky) PLLC | 3 | $200,000 |
| Lake Michigan Nephrology | 3 | $300,000 |
| RenalCare Associates, S.C. | 3 | $250,000 |
| Avera McKennan | 3 | $325,000 |
| Georgia Kidney Consultants, LLC | 3 | $245,000 |
| Associates in Kidney Care, PLC | 3 | $239,200 |
| Kidney Care and Transplant Services of New England, P.C. | 3 | $225,000 |
| Appalachian Regional Healthcare, Inc. | 3 | $420,000 |
| Cleveland Clinic Foundation | 3 | $337,500 |
| East Tennessee Medical Associates, PC | 3 | $208,000 |
| Sanford Clinic North | 3 | $425,000 |