| UPMC Medical Education | Pittsburgh, PA | 157 |
| Hartford HealthCare Medical Group, Inc. | Wethersfield, CT | 106 |
| Geisinger Clinic | Danville, PA | 66 |
| West Virginia University Medical Corporation | Morgantown, WV | 64 |
| Baystate Medical Practices, Inc. | Springfield, MA | 53 |
| Rochester General Hospital | Rochester, NY | 53 |
| South Sound Inpatient Physicians, PLLC | Tacoma, WA | 53 |
| Fayette Physician Network, Inc. | Uniontown, PA | 50 |
| The University of Iowa | Iowa City, IA | 47 |
| The University Of Kansas Medical Center | Kansas City, KS | 42 |
| National Hospitalist Services, PC | Lafayette, LA | 42 |
| Trinity Health of New England Provider Network Organization, Inc. | Hartford, CT | 41 |
| Dedicated Senior Medical Centers of Florida, LLC | Miami, FL | 36 |
| Physician Affiliate Group Of Ny, PC | New York, NY | 36 |
| Emory University | Atlanta, GA | 35 |
| Northeast Medical Group, Inc. | Stratford, CT | 35 |
| The University of Kansas Physicians | Kansas City, KS | 35 |
| MedStar Medical Group II, LLC | Columbia, MD | 33 |
| Vidant Medical Group, LLC | Greenville, NC | 32 |
| Tower Health Medical Group | West Reading, PA | 31 |
| Guthrie Medical Group, P.C. | Sayre, PA | 31 |
| Hospitalist Medicine Physicians of Texas, PLLC | Tacoma, WA | 31 |
| Arkansas Health Group | Little Rock, AR | 30 |
| Aurora Medical Group, Inc. | Milwaukee, WI | 30 |
| Berkshire Medical Center | Pittsfield, MA | 30 |
| Chen Neighborhood Medical Centers of South Florida, LLC | Miami Gardens, FL | 29 |
| Cleveland Clinic Foundation | Cleveland, OH | 29 |
| UMass Memorial Medical Group, Inc. | Worcester, MA | 28 |
| Abington Memorial Hospital | Abington, PA | 28 |
| OSF Multi-Specialty Group | Peoria, IL | 27 |
| CEP America-California | Emeryville, CA | 27 |
| Montefiore Medical Center | Bronx, NY | 27 |
| Brigham and Women's Physicians Organization, Inc | Somerville, MA | 27 |
| Golden Valley Health Centers | Merced, CA | 26 |
| Presbyterian Healthcare Services | Albuquerque, NM | 26 |
| Maryland Medical First, P.A. | Parkville, MD | 25 |
| Mercy Clinic Springfield Communities | Springfield, MO | 24 |
| Alegent Creighton Clinic | Omaha, NE | 24 |
| Cayuga Medical Associates, P.C. | Ithaca, NY | 24 |
| Associated Physicians Of Harvard Med Faculty Physicians At Bidmc, Inc. | Woburn, MA | 24 |
| Saint Francis Health System | Tulsa, OK | 23 |
| IU Health Care Associates | Indianapolis, IN | 23 |
| University of Rochester | Rochester, NY | 23 |
| Vituity - Indiana, LLC | Emeryville, CA | 22 |
| Duke University Health System | Durham, NC | 22 |
| United Health Services Hospitals, Inc. | Binghamton, NY | 22 |
| Sanford Clinic | Sioux Falls, SD | 22 |
| Hospitalist and Emergency Services of Texas, PA | Lafayette, LA | 22 |
| UT Southwestern Medical Center | Dallas, TX | 21 |
| Massachusetts General Physicians Organization | Somerville, MA | 21 |
| Washington University | St. Louis, MO | 20 |
| University Of Kentucky | Lexington, KY | 20 |
| MultiCare Health System | Tacoma, WA | 19 |
| The Permanente Medical Group, Inc. | Pleasanton, CA | 19 |
| Southern Oregon Hospitalists, PC | Medford, OR | 19 |
| PeaceHealth | Vancouver, WA | 19 |
| University of Minnesota Physicians | Minneapolis, MN | 19 |
| Marshfield Clinic | Marshfield, WI | 19 |
| East Boston Neighborhood Health Center | East Boston, MA | 18 |
| Mayo Clinic | Rochester, MN | 18 |
| Christiana Care Health Services, Inc. | Wilmington, DE | 18 |
| PMR Illinois Holding, LLC | Miami Gardens, FL | 17 |
| Covenant Medical Center, Inc. | Waterloo, IA | 17 |
| Bayhealth Medical Center, Inc. | Dover, DE | 17 |
| Medical University of South Carolina and Affiliates | Charleston, SC | 17 |
| District Medical Group, Inc | Phoenix, AZ | 17 |
| Stormont-Vail HealthCare | Topeka, KS | 17 |
| Sound Physicians of Illinois, LLC | Tacoma, WA | 17 |
| SSM Health Care Group | St. Louis, MO | 16 |
| University Physicians & Surgeons, Inc. | Huntington, WV | 16 |
| The Metrohealth System | Cleveland, OH | 16 |
| Franciscan Medical Group | Tacoma, WA | 16 |
| Family Healthcare Network | Visalia, CA | 16 |
| Allegheny Clinic | Pittsburgh, PA | 16 |
| TidalHealth Specialty Care, LLC | Salisbury, MD | 16 |
| Pioneer Medical Group, PL | Tampa, FL | 16 |
| Cogent Medical Care, P.C. | Tacoma, WA | 16 |
| West Virginia University | Morgantown, WV | 16 |
| Icahn School of Medicine at Mount Sinai | New York, NY | 15 |
| University of Colorado | Boulder, CO | 15 |
| Sentara Medical Group | Virginia Beach, VA | 15 |
| Geisinger Wyoming Valley Medical Center | Danville, PA | 15 |
| Indiana University | Indianapolis, IN | 15 |
| Mercy Clinic East Communities | Chesterfield, MO | 15 |
| Hospitalist Medicine Physicians of Virginia, LLC | Tacoma, WA | 15 |
| MedStar Medical Group-Southern Maryland, LLC | Hollywood, MD | 14 |
| Johns Hopkins University | Baltimore, MD | 14 |
| PMR Georgia Holding, LLC | Miami Gardens, FL | 13 |
| PMR Virginia Holding, LLC | Miami, FL | 13 |
| Physicians Network Medical Group, Inc. | Roseville, CA | 13 |
| The Unity Hospital of Rochester | Rochester, NY | 13 |
| North East Medical Services | Daly City, CA | 13 |
| St. Luke's Physician Group, Inc. | Bethlehem, PA | 13 |
| Integris Health, Inc. | Oklahoma City, OK | 13 |
| Banner Medical Group | Phoenix, AZ | 12 |
| Dartmouth-Hitchcock Clinic | Lebanon, NH | 12 |
| MedStar Georgetown Medical Center, Inc. | Baltimore, MD | 12 |
| Benefis Health System Inc | Great Falls, MT | 12 |
| University of Vermont Health Network Medical Group, Inc. | Burlington, VT | 12 |
| Mercy Clinic Fort Smith Communities | Fort Smith, AR | 12 |
| MedStar Medical Group II, LLC | Columbia, MD | 12 |
| St. Vincent Medical Group | Little Rock, AR | 12 |
| Mercy Clinic Joplin, LLC | Joplin, MO | 12 |
| Harvard Medical Faculty Physicians At Beth Israel Deaconess Medical Center | Woburn, MA | 12 |
| Ochsner Clinic Foundation | New Orleans, LA | 12 |
| Parkview Health System, Inc. | Fort Wayne, IN | 12 |
| Hospital Physician Services Southeast, Professional Corporation | Knoxville, TN | 12 |
| Cogent Healthcare of Georgia, P.C. | Tacoma, WA | 12 |
| Lifespan Physician Group Inc. | Providence, RI | 11 |
| Marshall University | Huntington, WV | 11 |
| St. Barnabas Hospital | Bronx, NY | 11 |
| The Curators of the University of Missouri | Columbia, MO | 11 |
| Wenatchee Valley Medical Group, PS | Wenatchee, WA | 11 |
| Roswell Park Cancer Institute | Buffalo, NY | 11 |
| Charleston Area Medical Center, Inc. | Charleston, WV | 11 |
| Baptist Health Medical Group, Inc. | Louisville, KY | 11 |
| Albert Einstein Medical Center | Philadelphia, PA | 11 |
| Weirsdale Family Health Center Inc. | Weirsdale, FL | 11 |
| Family Health Centers of Southwest Florida, Inc. | Fort Myers, FL | 11 |
| Catholic Medical Center Physician Practice Associates | Manchester, NH | 11 |
| Carolinas Physicians Network, Inc. d/b/a Atrium Health Medical Group | Charlotte, NC | 11 |
| Clinica Sierra Vista | Bakersfield, CA | 10 |
| Rutgers, The State University of New Jersey | Newark, NJ | 10 |
| University of Washington | Seattle, WA | 10 |
| The Mary Imogene Bassett Hospital | Cooperstown, NY | 10 |
| PeachTree Inpatient Consulting, LLC | Bristol, TN | 10 |
| Inpatient Specialists of California, P.C. | Tacoma, WA | 10 |
| Hospital Medicine Services of FL, LLC | Nashville, TN | 10 |
| Lester E. Cox Medical Centers | Springfield, MO | 10 |
| Parkview Medical Center, Inc. | Pueblo, CO | 10 |
| Banner University Medical Group | Phoenix, AZ | 10 |
| New York City Health and Hospitals Corporation | New York, NY | 10 |
| Vitas Healthcare | Miramar, FL | 9 |
| United Hospital Center, Inc. | Bridgeport, WV | 9 |
| Geisinger Medical Center | Danville, PA | 9 |
| Genesis Health System | Davenport, IA | 9 |
| Wentworth-Douglass Physician Corporation | Dover, NH | 9 |
| University of Arkansas for Medical Sciences | Little Rock, AR | 9 |
| North Mississippi Medical Center, Inc. | Tupelo, MS | 9 |
| Temple University Hospital, Inc | Philadelphia, PA | 9 |
| USACS Medical Group Ltd. | Canton, OH | 9 |
| Texas Tech University | Lubbock, TX | 9 |
| Wellspan Medical Group | York, PA | 9 |
| Hospitalist Medicine Physicians of Richland County, Ltd. | Tacoma, WA | 9 |
| The Providence Community Health Centers, Inc. | Providence, RI | 9 |
| Baystate Medical Practices, Inc. | Springfield, | 9 |
| Pratt Medical Group Inc. (TMCPO) | Boston, MA | 8 |
| Eastern Maine Medical Center | Bangor, ME | 8 |
| Weill Cornell Medical College | New York, NY | 8 |
| Lahey Clinic, Inc. | Burlington, MA | 8 |
| ACCESS Community Health Network | Chicago, IL | 8 |
| USA HealthCare Management, LLC | Mobile, AL | 8 |
| SFV Health Center, Inc. | Sun Valley, CA | 8 |
| Central Maine Medical Center | Lewiston, ME | 8 |
| The Moses H. Cone Memorial Hospital Operating Corporation, Inc. | Greensboro, NC | 8 |
| Piedmont Medical Care Corporation | Atlanta, GA | 8 |
| Vituity-Virginia, PLLC | Emeryville, CA | 8 |
| CHRISTUS Trinity Clinic | Irving, TX | 8 |
| State University of New York, Upstate Medical University | Syracuse, NY | 8 |
| Northwell Health | New Hyde Park, NY | 8 |
| Mercy Health Physicians - North, LLC | Toledo, OH | 8 |
| Cogent Healthcare of Jacksonville, LLC | Tacoma, WA | 8 |
| Hospitalist Medicine Physicians of Ohio, P.C. | Tacoma, WA | 8 |
| McLaren Medical Group | Flint, MI | 8 |
| St. John's Well Child and Family Center, Inc. | Los Angeles, CA | 8 |
| Academic Medicine Services, Inc. | Amherst, NY | 8 |
| Sanford Clinic North | Fargo, ND | 8 |
| H.M. Providers, Inc. | Fresno, CA | 8 |
| Hospital Medicine Services of NH, LLC | Nashville, TN | 8 |
| Vituity-New York Medical Group PLLC | Emeryville, CA | 7 |
| Mercy Hospitalists, PLLC | Bloomfield Hills, MI | 7 |
| Rush Medical Group | Chicago, IL | 7 |
| Mount Sinai Medical Center of Florida | Miami Beach, FL | 7 |
| Mercy Clinics, Inc. | Des Moines, IA | 7 |
| Summit Medical Group | Erlanger, KY | 7 |
| The Baton Rouge Clinic, AMC | Baton Rouge, LA | 7 |
| Beth Israel Deaconess Medical Center, Inc. | Boston, MA | 7 |
| Altamed Health Services Corporation | Los Angeles, CA | 7 |
| CHI St. Alexius Health | Bismarck, ND | 7 |
| Serra Community Medical Clinic, Inc. | Sun Valley, CA | 7 |
| Hopehealth Inc. | Florence, SC | 7 |
| San Joaquin General Hospital | French Camp, CA | 7 |
| Lonestar Hospital Medicine Associates, P.A. | Knoxville, TN | 7 |
| University Of Florida | Gainesville, FL | 7 |
| Southern California Permanente Medical Group | Pasadena, CA | 7 |
| Mosaic Health System | St. Joseph, MO | 7 |
| Mercy Health Physicians Youngstown Specialty Care LLC | North Lima, OH | 7 |
| Sound Inpatient Physicians - Michigan, PLLC | Tacoma, WA | 7 |
| CEP America-Illinois Hospitalists, LLP | Emeryville, CA | 7 |
| Asante Physician Partners | Medford, OR | 7 |
| Hospitalist Medicine Physicians of California, Inc. | Tacoma, WA | 7 |
| Oswego Hospital | Oswego, NY | 7 |
| Willis Knighton Medical Center, Inc. | Shreveport, LA | 7 |
| Concord Hospital - Laconia | Concord, NH | 7 |
| VA Northeast Ohio Health Care System | Cleveland, OH | 7 |
| Lifespan Physican Group | Providence, | 7 |
| Providence Health & Services - Washington | Renton, WA | 6 |
| Physician Groups, LC | St. Louis, MO | 6 |
| BronxCare Dr. Martin Luther King Jr. Health Center, Inc. | Bronx, NY | 6 |
| Lehigh Valley Hospital Inc. | Allentown, PA | 6 |
| Gundersen Lutheran Administrative Services, Inc. | La Crosse, WI | 6 |
| Iowa Physicians Clinic Medical Foundation | West Des Moines, IA | 6 |
| The Gould Medical Group, Inc. | Modesto, CA | 6 |
| PMR LA Holding, LLC | Miami Gardens, FL | 6 |
| Monument Health Rapid City Hospital, Inc. | Rapid City, SD | 6 |
| Conway Hospital, Inc. | Conway, SC | 6 |
| Bronxcare Health System | Bronx, NY | 6 |
| Canton Medical Education Foundation, Inc. | Canton, OH | 6 |
| Scott & White Clinic | Temple, TX | 6 |
| Concord Hospital | Concord, NH | 6 |
| Thomas Jefferson University Hospital | Philadelphia, PA | 6 |
| Clinicas del Camino Real | Camarillo, CA | 6 |
| Medical Education Assistance Corporation | Johnson City, TN | 6 |
| South Georgia Medical Center Inc. | Valdosta, GA | 6 |
| West Virginia University Medical Corporation | Charleston, WV | 6 |
| Cimpar, S.C. | Oak Park, IL | 6 |
| Coastal Medical Physicians, Inc. | Providence, RI | 6 |
| Omni Family Health | Bakersfield, CA | 6 |
| Oregon Health & Science University | Portland, OR | 6 |
| Thomas C. Jones, MD, PC | Macon, GA | 6 |
| Hattiesburg Clinic, P. A. | Hattiesburg, MS | 6 |
| Fair Haven Community Health Clinic, Inc | New Haven, CT | 6 |
| Mount Auburn Hospital | Cambridge, MA | 6 |
| Billings Clinic | Billings, MT | 6 |
| University Hospitals Medical Group, Inc. | Cleveland, OH | 6 |
| Medicine & Long Term Care Associates LLC | Cranston, RI | 6 |
| Prevea Clinic, Inc. | Green Bay, WI | 6 |
| Ascension Medical Group Michigan | Saginaw, MI | 6 |
| Indiana University Health Southern Indiana Physicians, LLC | Bloomington, IN | 6 |
| Northeast Internal Medicine Associates, P.C. | LaGrange, IN | 6 |
| Memorial Hospital at Gulfport | Gulfport, MS | 6 |
| Vituity - South Carolina, LLC | Emeryville, CA | 6 |
| Apogee Medical Group, North Carolina, PC | Dallas, TX | 6 |
| Cogent Healthcare of Iowa, P.C. | Tacoma, WA | 6 |
| Great River Health System, Inc. | West Burlington, IA | 6 |
| St. Catherine Hospital | Garden City, KS | 6 |
| St. Joseph Hospital | Bangor, ME | 6 |
| RiverBend Medical Group, Inc. | Springfield, MA | 6 |
| Franciscan Alliance Inc. | Greenwood, IN | 6 |
| Vituity - Michigan, PLLC | Emeryville, CA | 6 |
| Hospitalist Medicine Physicians of West Virginia, PLLC | Tacoma, WA | 6 |
| Symphony Medical Associates, P.A. | Baltimore, MD | 6 |
| Yuma Regional Medical Center, an Arizona Non-Profit Corporation | Yuma, AZ | 6 |
| Eastern Virginia Medical School | Norfolk, VA | 6 |
| Hospital Medicine Associates, LLC | Knoxville, TN | 6 |
| Bellin Memorial Hospital, Inc. | Green Bay, WI | 6 |
| Masoud Khorsand-Sahbaie, M.D., P.A. | Roswell, NM | 6 |
| University of Texas Medical Branch | Galveston, TX | 6 |
| Core Clinical Management, LLC | Atlanta, GA | 6 |
| Dedicated Physicians Group of Michigan, PLLC | Miami Florida, FL | 5 |
| The University of Texas M.D. Anderson Cancer Center | Houston, TX | 5 |
| William F. Ryan Community Health Center, Inc. | New York, NY | 5 |
| CEP America-Pennsylvania, LLC | Emeryville, CA | 5 |
| Dignity Health | Phoenix, AZ | 5 |
| Thunder Bay Community Health Service, Inc. | Alpena, MI | 5 |
| Mary Hitchcock Memorial Hospital | Lebanon, NH | 5 |
| The Ohio State University | Columbus, OH | 5 |
| Caro Health Plaza | Caro, MI | 5 |
| South Dayton Acute Care Consultants, Inc. | Dayton, OH | 5 |
| North Shore Physicians Group | Peabody, MA | 5 |
| AnMed Health | Anderson, SC | 5 |
| Naples Community Hospital, Inc. | Naples, FL | 5 |
| Cambridge Public Health Commission | Malden, MA | 5 |
| Spectrum Health Primary Care Partners | Grand Rapids, MI | 5 |
| Inova Health Care Services | Fairfax, VA | 5 |
| Vituity-Florida, PLLC | Emeryville, CA | 5 |
| Mercy Health Physicians Cincinnati, LLC | Cincinnati, OH | 5 |
| University Hospitals Cleveland Medical Center | Cleveland, OH | 5 |
| Bon Secours Medical Group Richmond Specialty Care LLC | Richmond, VA | 5 |
| Southcoast Physicians Group, Inc. | Fairhaven, MA | 5 |
| University of Louisville | Louisville, KY | 5 |
| Bon Secours Medical Group Hampton Roads Primary Care, LLC | Suffolk, VA | 5 |
| Texas Liver Institute, Inc. | San Antonio, TX | 5 |
| Affinity Physicians, LLC | Providence, RI | 5 |
| Mountain Park Health Center | Phoenix, AZ | 5 |
| Henry Ford Health System | Detroit, MI | 5 |
| Kennedy Medical Group Practice, P.C. | Voorhees, NJ | 5 |
| The Brookdale Hospital Medical Center | Brooklyn, NY | 5 |
| Brown Medicine | Providence, RI | 5 |
| Southeastern Physician Services, P.C. | Knoxville, TN | 5 |
| University of Wisconsin System | Madison, WI | 5 |
| LSU Health Sciences Center - Shreveport | Shreveport, LA | 5 |
| KentuckyOne Health Medical Group | Lexington, KY | 5 |
| Sound Physicians of Florida IV, LLC | Tacoma, WA | 5 |
| Wellstar Medical Group, LLC | Marietta, GA | 5 |
| Floyd Healthcare Management, Inc. | Rome, GA | 5 |
| Holyoke Medical Center, Inc | Holyoke, MA | 5 |
| University of Colorado Health | Colorado Springs, CO | 5 |
| Maimonides Medical Center | Brooklyn, NY | 5 |
| VCU Health System Authority | Richmond, VA | 5 |
| Olean General Hospital | Olean, NY | 5 |
| Cogent Healthcare of North Carolina, P.C. | Tacoma, WA | 5 |
| ECM Health Group, LLC | Florence, AL | 5 |
| Mississippi Baptist Medical Center | Jackson, MS | 5 |
| Mid-Atlantic Permanente Medical Group | Rockville, MD | 5 |
| Great Lakes Physician Practice, P.C. | Pittsburgh, PA | 5 |
| Hospital Medicine Services of TN, LLC | Nashville, TN | 5 |
| Saluja Medical Associates, P.A. | Baltimore, MD | 4 |
| Indian River Primary Care P.A. | Vero Beach, FL | 4 |
| Baylor College of Medicine | Houston, TX | 4 |