| Mayo Clinic | Rochester, MN | 565 |
| Northwell Health | New Hyde Park, NY | 307 |
| Montefiore Medical Center | Bronx, NY | 270 |
| University of Arkansas for Medical Sciences | Little Rock, AR | 234 |
| Mass General Brigham Incorporated | Somerville, MA | 214 |
| University Of Florida | Gainesville, FL | 177 |
| Cleveland Clinic Foundation | Cleveland, OH | 169 |
| USACS Medical Group Ltd. | Canton, OH | 164 |
| Emory University | Atlanta, GA | 156 |
| Memorial Sloan Kettering Cancer Center | New York, NY | 152 |
| Yale New Haven Hospital | New Haven, CT | 145 |
| OSF Healthcare System | Peoria, IL | 141 |
| Indiana University | Indianapolis, IN | 136 |
| Maimonides Medical Center | Brooklyn, NY | 131 |
| University of Alabama Health Services Foundation, PC | Birmingham, AL | 129 |
| Massachusetts General Physicians Organization | Somerville, MA | 128 |
| University of Pittsburgh Physicians | Pittsburgh, PA | 126 |
| Brigham and Women's Hospital | Somerville, MA | 124 |
| IU Health Care Associates | Indianapolis, IN | 123 |
| Rochester General Hospital | Rochester, NY | 119 |
| Hospitalist Medicine Physicians of Texas, PLLC | Tacoma, WA | 113 |
| Marshfield Clinic | Marshfield, WI | 113 |
| OSF Multi-Specialty Group | Peoria, IL | 111 |
| The Brookdale Hospital Medical Center | Brooklyn, NY | 108 |
| Henry Ford Health System | Detroit, MI | 107 |
| New York City Health and Hospitals Corporation | New York, NY | 106 |
| St. Barnabas Hospital | Bronx, NY | 105 |
| Presbyterian Healthcare Services | Albuquerque, NM | 101 |
| Physician Affiliate Group Of Ny, PC | New York, NY | 100 |
| South Sound Inpatient Physicians, PLLC | Tacoma, WA | 98 |
| Hospital Physician Services Southeast, Professional Corporation | Knoxville, TN | 96 |
| Sanford Clinic | Sioux Falls, SD | 95 |
| Reading Hospital | West Reading, PA | 93 |
| Eastern Maine Medical Center | Bangor, ME | 93 |
| Banner University Medical Group | Phoenix, AZ | 91 |
| Oregon Health & Science University | Portland, OR | 90 |
| Medical University of South Carolina and Affiliates | Charleston, SC | 89 |
| University Of Kentucky | Lexington, KY | 89 |
| Cook County Health | Chicago, IL | 89 |
| Franciscan Missionaries of Our Lady Health System, Inc. | Baton Rouge, LA | 88 |
| Icahn School of Medicine at Mount Sinai | New York, NY | 88 |
| State University of New York, Upstate Medical University | Syracuse, NY | 85 |
| Northeast Medical Group, Inc. | Stratford, CT | 82 |
| Allegheny Clinic | Pittsburgh, PA | 81 |
| Trustees Of The University Of Pennsylvania | Philadelphia, PA | 81 |
| Bronxcare Health System | Bronx, NY | 80 |
| Apogee Medical Group, Delaware, Inc. | Dallas, TX | 78 |
| Brigham and Women's Physicians Organization, Inc | Somerville, MA | 78 |
| State University Of New York At Buffalo | Buffalo, NY | 77 |
| The Mary Imogene Bassett Hospital | Cooperstown, NY | 77 |
| University of Vermont Health Network Medical Group, Inc. | Burlington, VT | 72 |
| Loma Linda - Inland Empire Consortium for Healthcare Education | San Bernardino, CA | 69 |
| Ochsner Clinic Foundation | New Orleans, LA | 69 |
| VCU Health System Authority | Richmond, VA | 67 |
| Banner Medical Group | Phoenix, AZ | 66 |
| Avera McKennan | Sioux Falls, SD | 64 |
| SSM Health Care Group | St. Louis, MO | 63 |
| National Hospitalist Services, PC | Lafayette, LA | 62 |
| Apogee Medical Group, New York, PC | Dallas, TX | 62 |
| Hartford HealthCare Medical Group, Inc. | Wethersfield, CT | 61 |
| University of California, San Francisco | San Francisco, CA | 60 |
| Southeastern Physician Services, P.C. | Knoxville, TN | 58 |
| Independent Physicians Resource, Inc. | Atlanta, GA | 57 |
| University Of Miami | Miami, FL | 56 |
| MedStar Medical Group II, LLC | Columbia, MD | 55 |
| Mercy Clinic Springfield Communities | Springfield, MO | 55 |
| University of Utah | Salt Lake City, UT | 55 |
| Florida Hospital Healthcare Partners, Inc. | Ormond Beach, FL | 54 |
| McGaw Medical Center of Northwestern University | Chicago, IL | 54 |
| Piedmont Medical Care Corporation | Atlanta, GA | 53 |
| Dartmouth-Hitchcock Clinic | Lebanon, NH | 53 |
| TidalHealth Specialty Care, LLC | Salisbury, MD | 51 |
| Cincinnati Children's Hospital Medical Center | Cincinnati, OH | 51 |
| Medical College of Wisconsin Affiliated Hospitals, Inc. | Milwaukee, WI | 51 |
| Mercy Clinic East Communities | Chesterfield, MO | 50 |
| University Hospitals Medical Group, Inc. | Cleveland, OH | 50 |
| Tower Health Medical Group | West Reading, PA | 50 |
| Westchester County Health Care Corporation | Valhalla, NY | 50 |
| UPMC Medical Education | Pittsburgh, PA | 50 |
| Boston Medical Center Corporation | Boston, MA | 50 |
| UNMC Physicians | Omaha, NE | 49 |
| The University of Kansas Physicians | Kansas City, KS | 49 |
| The University Of Tennessee | Knoxville, TN | 49 |
| Children's Hospital Corporation | Boston, MA | 49 |
| Florida Hospital Medical Group, Inc. | Maitland, FL | 48 |
| Dana-Farber Cancer Institute | Boston, MA | 48 |
| Arizona Kidney Disease & Hypertension Center, LLC | Phoenix, AZ | 48 |
| OU Health Partners, Inc. | Oklahoma City, OK | 48 |
| University of Massachusetts Chan Medical School | Shrewsbury, MA | 48 |
| The University of Alabama at Birmingham | Birmingham, AL | 47 |
| Lifespan Physician Group Inc. | Providence, RI | 46 |
| Robert Packer Hospital | Sayre, PA | 46 |
| Integris Health, Inc. | Oklahoma City, OK | 46 |
| West Virginia University | Morgantown, WV | 46 |
| Aurora Medical Group, Inc. | Milwaukee, WI | 45 |
| Roswell Park Cancer Institute | Buffalo, NY | 45 |
| Public Health Trust Of Dade County, Florida | Miami, FL | 45 |
| Carolinas Physicians Network, Inc. d/b/a Atrium Health Medical Group | Charlotte, NC | 44 |
| Sound Physicians of Illinois, LLC | Tacoma, WA | 44 |
| Washington University | St. Louis, MO | 43 |
| Dept of Medicine Medical Service Group at SUNY-HSC at Syracuse, Inc. | Syracuse, NY | 43 |
| Vidant Medical Group, LLC | Greenville, NC | 42 |
| Sanford School Of Medicine of the University of South Dakota Residency | Sioux Falls, SD | 42 |
| Medical College of Wisconsin, Inc. | Milwaukee, WI | 41 |
| Bayhealth Medical Center, Inc. | Dover, DE | 41 |
| Inpatient Specialists of California, P.C. | Tacoma, WA | 41 |
| Billings Clinic | Billings, MT | 41 |
| Carle Health Care, Incorporated | Champaign, IL | 39 |
| Spectrum Health Primary Care Partners | Grand Rapids, MI | 39 |
| Baystate Medical Practices, Inc. | Springfield, MA | 39 |
| Geisinger Clinic | Danville, PA | 39 |
| The Curators of the University of Missouri | Columbia, MO | 39 |
| Barnes-Jewish Hospital | St. Louis, MO | 39 |
| Asante Physician Partners | Medford, OR | 38 |
| The Unity Hospital of Rochester | Rochester, NY | 38 |
| MedStar Medical Group II, LLC | Columbia, MD | 38 |
| Christiana Care Health Services, Inc. | Wilmington, DE | 37 |
| Iowa Physicians Clinic Medical Foundation | West Des Moines, IA | 37 |
| University of Illinois | Urbana, IL | 37 |
| Guthrie Medical Group, P.C. | Sayre, PA | 36 |
| University of Chicago Medical Center | Chicago, IL | 36 |
| United Health Services Hospitals, Inc. | Binghamton, NY | 36 |
| Apogee Medical Group, North Carolina, PC | Dallas, TX | 36 |
| Thomas Jefferson University Hospital | Philadelphia, PA | 36 |
| Academic Medicine Services, Inc. | Amherst, NY | 36 |
| University of Nebraska Medical Center | Omaha, NE | 36 |
| University Hospitals Cleveland Medical Center | Cleveland, OH | 36 |
| Apogee Medical Group, Pennsylvania, PC | Dallas, TX | 35 |
| Beth Israel Deaconess Medical Center, Inc. | Boston, MA | 35 |
| CHRISTUS Trinity Clinic | Irving, TX | 33 |
| Cleveland Clinic Florida | Weston, FL | 32 |
| Southeastern Hospitalist Services, PC | Knoxville, TN | 32 |
| BHS Physicians Network, Inc. | San Antonio, TX | 32 |
| Wellspan Good Samaritan Hospital | Lebanon, PA | 31 |
| US Army Defense Language Institute Foreign Language Center | Monterey, CA | 31 |
| Wellspan Medical Group | York, PA | 31 |
| University Of Cincinnati Medical Center, LLC | Cincinnati, OH | 31 |
| University of Oklahoma | Norman, OK | 31 |
| NYU Grossman School of Medicine | New York, NY | 30 |
| Summit Medical Group | Erlanger, KY | 30 |
| Charleston Area Medical Center, Inc. | Charleston, WV | 29 |
| Piedmont Athens Regional Medical Center, Inc. | Athens, GA | 29 |
| Hospitalist Medicine Physicians of Virginia, LLC | Tacoma, WA | 29 |
| Pioneer Medical Group, PL | Tampa, FL | 29 |
| Rutgers, The State University of New Jersey | Newark, NJ | 28 |
| St. Jude Children'S Research Hospital | Memphis, TN | 28 |
| Lahey Clinic, Inc. | Burlington, MA | 28 |
| Metro Infectious Disease Consultants | Burr Ridge, IL | 28 |
| Apogee Medical Group, Georgia, Inc. | Dallas, TX | 28 |
| Wellstar Medical Group, LLC | Marietta, GA | 28 |
| Wellspan York Hospital | York, PA | 28 |
| Parkview Health System, Inc. | Fort Wayne, IN | 28 |
| Southcoast Physicians Group, Inc. | Fairhaven, MA | 27 |
| Prisma Health Medical Group - Midlands | Greenville, SC | 27 |
| The University of Texas Health Science Center at Houston | Houston, TX | 27 |
| Camden-Clark Physician Corporation Inc | Parkersburg, WV | 27 |
| Southwest Kidney Institute, PLC | Phoenix, AZ | 27 |
| Mercy Health - St. Vincent Medical Center, LLC | Toledo, OH | 27 |
| St. Luke's Hospital | Chesterfield, MO | 27 |
| University of Minnesota Physicians | Minneapolis, MN | 27 |
| Bridgeport Hospital | Bridgeport, CT | 27 |
| Southern Illinois Medical Services | Carbondale, IL | 26 |
| Alegent Creighton Clinic | Omaha, NE | 26 |
| The Health Care Authority Of The City Of Huntsville | Huntsville, AL | 26 |
| Hospital Medicine Associates, LLC | Knoxville, TN | 26 |
| Yuma Regional Medical Center, an Arizona Non-Profit Corporation | Yuma, AZ | 26 |
| The Metrohealth System | Cleveland, OH | 26 |
| Kadlec Regional Medical Center | Renton, WA | 26 |
| Cogent Healthcare of North Carolina, P.C. | Tacoma, WA | 26 |
| University of Louisville Physicians, Inc. | Louisville, KY | 26 |
| H. Lee Moffitt Cancer Center & Research Institute Lifetime Cancer Screening Center, Inc | Tampa, FL | 25 |
| Deaconess Hospital, Inc. | Evansville, IN | 25 |
| Dignity Health | Phoenix, AZ | 25 |
| Hospitalist Medicine Physicians of Ohio, P.C. | Tacoma, WA | 25 |
| The University of Virginia | Charlottesville, VA | 25 |
| Cogent Healthcare of Georgia, P.C. | Tacoma, WA | 25 |
| Affinity Physicians, LLC | Providence, RI | 24 |
| Covenant Medical Center, Inc. | Waterloo, IA | 24 |
| Willis Knighton Medical Center, Inc. | Shreveport, LA | 24 |
| 24 ON Physicians, PC | Alpharetta, GA | 24 |
| University of Virginia Health Services Foundation | Charlottesville, VA | 24 |
| University Physicians & Surgeons, Inc. | Huntington, WV | 24 |
| Sinai Hospital of Baltimore, Inc. | Baltimore, MD | 24 |
| Sanford Clinic North | Fargo, ND | 24 |
| Vanderbilt University Medical Center | Nashville, TN | 23 |
| Wyckoff Heights Medical Center | Brooklyn, NY | 23 |
| Apogee Medical Group, Ohio, Inc | Dallas, TX | 23 |
| H.M. Providers, Inc. | Fresno, CA | 23 |
| USA HealthCare Management, LLC | Mobile, AL | 23 |
| Jackson Hospital and Clinic, Inc. | Montgomery, AL | 23 |
| Hospitalist Medicine Physicians of Richland County, Ltd. | Tacoma, WA | 23 |
| Houston County Healthcare Authority | Dothan, AL | 23 |
| Cogent Medical Care, P.C. | Tacoma, WA | 23 |
| PeaceHealth | Vancouver, WA | 22 |
| Cogent Healthcare of Iowa, P.C. | Tacoma, WA | 22 |
| Essen Medical Associates, P.C. | Bronx, NY | 22 |
| Mercy Health Youngstown LLC | Youngstown, OH | 22 |
| Comanche County Hospital Authority | Lawton, OK | 22 |
| Medical Faculty Associates, Inc. | Washington, DC | 22 |
| The Mount Sinai Community Foundation | Chicago, IL | 22 |
| Brown Medicine | Providence, RI | 22 |
| Yale University | New Haven, CT | 21 |
| Wake Forest University Health Sciences | Winston-Salem, NC | 21 |
| Saint Francis Health System | Tulsa, OK | 21 |
| The University of Texas M.D. Anderson Cancer Center | Houston, TX | 21 |
| Carilion Medical Center | Roanoke, VA | 21 |
| Einstein Practice Plan, Inc. | Philadelphia, PA | 21 |
| Lonestar Hospital Medicine Associates, P.A. | Knoxville, TN | 21 |
| Johns Hopkins University | Baltimore, MD | 21 |
| St. Luke's Physician Group, Inc. | Bethlehem, PA | 21 |
| Baptist Memorial Medical Group, Inc. | Memphis, TN | 21 |
| General Physician, P.C. | Buffalo, NY | 21 |
| Lester E. Cox Medical Centers | Springfield, MO | 21 |
| Southeastern Intensivist Services, P.C. | Knoxville, TN | 21 |
| Fayette Physician Network, Inc. | Uniontown, PA | 20 |
| Apogee Medical Group, Inc | Dallas, TX | 20 |
| Phoenix Children's Hospital | Phoenix, AZ | 20 |
| Faculty Physicians & Surgeons of LLUSM | Loma Linda, CA | 20 |
| Children's Hospital Los Angeles | Los Angeles, CA | 20 |
| Yakima Valley Memorial Hospital Association | Yakima, WA | 20 |
| Apogee Medical Group, Indiana, PC | Dallas, TX | 20 |
| Sanford Bismarck | Bismarck, ND | 20 |
| Stormont-Vail HealthCare | Topeka, KS | 20 |
| Geisinger Medical Center | Danville, PA | 20 |
| University Health Physicians | Kansas City, MO | 20 |
| Pokroy Medical Group of Nevada, Ltd | Sunrise, FL | 20 |
| The University Of Kansas Medical Center | Kansas City, KS | 20 |
| Decatur Memorial Hospital | Decatur, IL | 20 |
| Marshfield Clinic Health System | Marshfield, WI | 20 |
| Indiana University Health Ball Memorial Physicians, Inc. | Muncie, IN | 20 |
| New England Inpatient Specialists, LLC | North Andover, MA | 19 |
| University of Connecticut Health Center | Farmington, CT | 19 |
| Eid Nevada Critical Care, PLLC United Critical Care | Las Vegas, NV | 19 |
| Cedars-Sinai Medical Center | Los Angeles, CA | 19 |
| Concord Hospital - Laconia | Concord, NH | 19 |
| Pinnacle Health Hospitalist Services, LLC | Pittsburgh, PA | 19 |
| Great River Health System, Inc. | West Burlington, IA | 19 |
| University of Louisville | Louisville, KY | 19 |
| Nicklaus Children's Pediatric Specialists, LLC | Miami, FL | 19 |
| District Of Columbia Public Schools | Washington, DC | 19 |
| West Tennessee Healthcare | Jackson, TN | 19 |
| Children's Physician Services of South Texas | Corpus Christi, TX | 19 |
| Providence Health & Services - Washington | Renton, WA | 19 |
| Apogee Medical Group, South Carolina, PC | Dallas, TX | 19 |
| OhioHealth Physician Group, Inc. | Columbus, OH | 19 |
| MedStar Georgetown Medical Center, Inc. | Baltimore, MD | 19 |
| University of Colorado | Boulder, CO | 18 |
| The Nemours Foundation - Nemours Children's Health | Jacksonville, FL | 18 |
| Baptist Health Medical Group, Inc. | Louisville, KY | 18 |
| UNC Physicians Network, LLC | Morrisville, NC | 18 |
| University of Colorado Health | Colorado Springs, CO | 18 |
| Temple University Hospital, Inc | Philadelphia, PA | 18 |
| Saint Luke'S Health System | Kansas City, MO | 18 |
| Deaconess Specialty Physicians, Inc. | Evansville, IN | 18 |
| Inhospital Physicians Corp | Blue Bell, PA | 18 |
| Sound Inpatient Physicians - Michigan, PLLC | Tacoma, WA | 18 |
| North Mississippi Medical Center, Inc. | Tupelo, MS | 18 |
| AdventHealth Primary Care Network, Inc. | Altamonte Springs, FL | 18 |
| MedStar Medical Group-Southern Maryland, LLC | Hollywood, MD | 18 |
| Hospitalist Medicine Physicians of California, Inc. | Tacoma, WA | 18 |
| United Hospital Center, Inc. | Bridgeport, WV | 17 |
| Apogee Medical Group, Virginia, PC | Dallas, TX | 17 |
| Board of Regents of the University of Nebraska | Lincoln, NE | 17 |
| Nephrology Associates, P.A. | Newark, DE | 17 |
| Penn State Health Community Medical Group, LLC | Hershey, PA | 17 |
| Texas IPS, PLLC | San Antonio, TX | 17 |
| Appalachian Regional Healthcare, Inc. | Hazard, KY | 17 |
| Berkshire Medical Center | Pittsfield, MA | 17 |
| East Carolina University | Greenville, NC | 17 |
| TMH Physician Organization | Houston, TX | 17 |
| Cogent Healthcare of Jacksonville, LLC | Tacoma, WA | 17 |
| Columbus Ambulatory Healthcare Services, Inc. | Atlanta, GA | 16 |
| Rockford Health Physicians | Rockford, IL | 16 |
| Norton Healthcare Inc. | Louisville, KY | 16 |
| Nuvance Health Medical Practice CT, Inc. | Danbury, CT | 16 |
| Pikeville Medical Center, Inc. | Pikeville, KY | 16 |
| Mary Washington Healthcare Physicians | Fredericksburg, VA | 16 |
| West Virginia University Medical Corporation | Morgantown, WV | 16 |
| Orlando Health Medical Group, Inc. | Orlando, FL | 16 |
| Phoebe Physician Group, Inc. | Albany, GA | 16 |
| Massachusetts Eye and Ear Infirmary | Somerville, MA | 16 |
| IPC Hospitalists of New England, PC | Knoxville, TN | 16 |
| Hospitalist Physicians of Indiana, P.C. | Knoxville, TN | 16 |
| Riverside Physician Services, Inc. (D/B/A Riverside Medical Group) | Newport News, VA | 16 |
| TriHealth, Inc. | Cincinnati, OH | 16 |
| Susquehanna Physician Services | Pittsburgh, PA | 16 |
| Monument Health Rapid City Hospital, Inc. | Rapid City, SD | 15 |
| Family Healthcare Network | Visalia, CA | 15 |
| Salem Health | Salem, OR | 15 |
| The Children's Mercy Hospital | Kansas City, MO | 15 |
| Queen'S University Medical Group | Honolulu, HI | 15 |
| Spartanburg Regional Health Services District, Inc. d/b/a Spartanburg Regional Healthcare System | Spartanburg, SC | 15 |
| Trinity Health of New England Provider Network Organization, Inc. | Hartford, CT | 15 |
| Capstone Health Services Foundation | Tuscaloosa, AL | 15 |
| Bellin Memorial Hospital, Inc. | Green Bay, WI | 15 |
| Christie Clinic PLLC | Champaign, IL | 15 |
| NewStat LLC | Knoxville, TN | 15 |
| Children's Hospital Los Angeles Medical Group, Inc. | Los Angeles, CA | 15 |
| Hospitalist Medicine Physicians of West Virginia, PLLC | Tacoma, WA | 15 |
| Saint Peter's University Hospital, Inc. | New Brunswick, NJ | 15 |