| 1801 | 2513 | Montana Hospitals and Medical Centers |  | 3741 | 858 | 9811 | 2394 |
| 1802 | 10688 | Monroe Surgical Hospital | | 13472 | 11090 | 6677 | 2394 |
| 1803 | 9190 | Monroe County Medical Center | | 11046 | 9425 | 7133 | 2394 |
| 1804 | 6042 | Monroe County Hospital Monroeville Alabama | | 7523 | 4422 | 8651 | 2394 |
| 1805 | 10598 | Monroe County Hospital Albia IA | | 8767 | 9940 | 10913 | 2394 |
| 1806 | 6953 | Monroe County Hospital | | 7975 | 8930 | 5746 | 1328 |
| 1807 | 11051 | Monroe Community Hospital | | 15468 | 7489 | 10253 | 2394 |
| 1808 | 4653 | Monroe Clinic | | 5410 | 4874 | 4532 | 2394 |
| 1809 | 13957 | Monongalia Eye Clinic | | 14107 | 13797 | 10913 | 2394 |
| 1810 | 7916 | Moncrief Army Community Hospital | | 10717 | 7345 | 7298 | 2394 |
| 1811 | 5071 | Monadnock Community Hospital | | 4155 | 6807 | 2831 | 2394 |
| 1812 | 6629 | Mon Health System / Mon General Hospital | | 3334 | 5633 | 10253 | 2394 |
| 1813 | 7900 | Mobridge Regional Hospital and Clinics | | 6617 | 7991 | 7956 | 2394 |
| 1814 | 7864 | Moberly Regional Medical Center | | 1996 | 8242 | 10253 | 2394 |
| 1815 | 6997 | Mizell Memorial Hospital | | 8481 | 4942 | 9811 | 2394 |
| 1816 | 15243 | Mitchell Eye Institute | | 12932 | 14667 | 12104 | 2394 |
| 1817 | 13826 | Mitchell County Regional Health Center | | 14878 | 12981 | 12104 | 2394 |
| 1818 | 9868 | Mitchell County Hospital Health Systems | | 6766 | 9235 | 10913 | 2394 |
| 1819 | 9692 | Mitchell County Hospital District | | 6885 | 9317 | 10253 | 2394 |
| 1820 | 959 | Missouri Delta Medical Center | | 6496 | 126 | 6897 | 2394 |
| 1821 | 2179 | Missouri Baptist Medical Center | | 1590 | 2278 | 3566 | 2394 |
| 1822 | 6576 | Missouri Baptist Hospital Sullivan | | 6141 | 6882 | 6430 | 2394 |
| 1823 | 13528 | Mississippi Urology Clinic | | 11204 | 13889 | 9055 | 2394 |
| 1824 | 3295 | Mississippi State Hospital | | 2264 | 5837 | 1077 | 2394 |
| 1825 | 560 | Mississippi Baptist Health Systems Inc. | | 1752 | 1811 | 1052 | 229 |
| 1826 | 7563 | Mission Regional Medical Center | | 8229 | 8583 | 5127 | 2394 |
| 1827 | 1874 | Mission Hospital St Joseph Health System | | 3627 | 1339 | 3566 | 2394 |
| 1828 | 389 | Mission Health | | 452 | 448 | 610 | 1739 |
| 1829 | 7208 | Mission Community Hospital San Fernando Valley | | 6275 | 6943 | 8086 | 2394 |
| 1830 | 7816 | Miramar Eye Specialists Medical Group | | 7561 | 7266 | 8481 | 2394 |
| 1831 | 8479 | Minnie Hamilton Healthcare Center | | 11474 | 9210 | 4941 | 2394 |
| 1832 | 9828 | Minnesota Valley Health Center | | 9781 | 11121 | 8651 | 1328 |
| 1833 | 12952 | Minnesota Gynecology and Surgery Women's Health Center | | 14052 | 12981 | 9055 | 2394 |
| 1834 | 4778 | Minneapolis LASIK Minnesota (Acclaro Eye Clinic) | | 5089 | 4755 | 5518 | 2394 |
| 1835 | 8784 | Minneapolis Heart Institute | | 15080 | 3174 | 12104 | 2394 |
| 1836 | 7633 | Minneapolis Clinic of Neurology Ltd. | | 8339 | 6994 | 8217 | 2394 |
| 1837 | 716 | Ministry Health Care | | 1093 | 628 | 778 | 2394 |
| 1838 | 8934 | Minidoka Memorial Hospital ID | | 10669 | 9491 | 6328 | 2394 |
| 1839 | 9448 | Miners' Colfax Medical Center | | 10669 | 10193 | 6497 | 2394 |
| 1840 | 8659 | Mineral Area Regional Medical Center | | 8832 | 9909 | 5445 | 2394 |
| 1841 | 6962 | Minden Medical Center | | 8802 | 7819 | 4392 | 2394 |
| 1842 | 15435 | Minadeo Eye Center TX | | 14171 | 14667 | 12104 | 2394 |
| 1843 | 8950 | Mimbres Memorial Hospital | | 2300 | 9740 | 10253 | 2394 |
| 1844 | 4064 | Milton Hospital MA | | 6449 | 3469 | 4991 | 2394 |
| 1845 | 858 | Mills Peninsula Health Services | | 480 | 888 | 4442 | 1157 |
| 1846 | 11341 | Miller County Hospital | | 10478 | 11784 | 8843 | 2394 |
| 1847 | 13852 | Millennium Park Eye Center | | 12787 | 13655 | 12104 | 2394 |
| 1848 | 8945 | Mille Lacs Health System | | 8767 | 9248 | 7755 | 2394 |
| 1849 | 3173 | Milford Regional Medical Center MA | | 3487 | 3264 | 3911 | 2394 |
| 1850 | 5213 | Milford Hospital CT | | 11701 | 3123 | 6962 | 2394 |
| 1851 | 3020 | Miles Health Care | | 3598 | 2608 | 8651 | 1145 |
| 1852 | 7990 | Mile Bluff Medical Center | | 5221 | 6639 | 10913 | 2394 |
| 1853 | 4375 | Midwest Regional Medical Center Midwest City Oklahoma | | 662 | 3560 | 10913 | 2394 |
| 1854 | 8955 | Midwest Fertility Specialists | | 11862 | 8990 | 6757 | 2394 |
| 1855 | 12700 | Midwest Eye Professionals | | 13585 | 11738 | 12104 | 2394 |
| 1856 | 9651 | Midwest Eye Center | | 10646 | 8807 | 9504 | 2394 |
| 1857 | 11719 | Midtown Urology and Midtown Urology Surgical Center | | 13419 | 11392 | 9504 | 2394 |
| 1858 | 2200 | Midstate Medical Center | | 8038 | 1260 | 3519 | 2394 |
| 1859 | 2036 | Midmichigan Health | | 599 | 1165 | 9504 | 2394 |
| 1860 | 2933 | Midland Memorial Hospital | | 2980 | 3347 | 2998 | 2394 |
| 1861 | 2134 | Midland Fertility Services | | 1463 | 2526 | 2762 | 2394 |
| 1862 | 806 | Middlesex Hospital | | 469 | 1945 | 2354 | 525 |
| 1863 | 5569 | Middle Park Medical Center (Kremmling Memorial Hospital) | | 8219 | 5919 | 3893 | 2394 |
| 1864 | 7419 | Mid Valley Hospital WA | | 7734 | 8338 | 5399 | 2394 |
| 1865 | 13133 | Mid Ohio Heart Clinic | | 13122 | 13647 | 7846 | 2394 |
| 1866 | 2264 | Mid Coast Health Services & Mid Coast Hospital | | 3007 | 1975 | 3409 | 2394 |
| 1867 | 11416 | Michigan Urological Clinic | | 12223 | 10837 | 10253 | 2394 |
| 1868 | 15180 | Michigan Surgical Hospital | | 13883 | 14667 | 10913 | 2394 |
| 1869 | 7296 | Michael Reese Hospital | | 393 | 8646 | 10913 | 2394 |
| 1870 | 1480 | Michael E Debakey Va Medical Center | | 4285 | 1622 | 3218 | 931 |
| 1871 | 1720 | Miami Valley Hospital | | 2972 | 1635 | 1761 | 2394 |
| 1872 | 3176 | Miami Jewish Home & Hospital at Douglas Gardens | | 7256 | 1742 | 6430 | 2394 |
| 1873 | 574 | Miami Children's Hospital | | 1898 | 556 | 1466 | 1077 |
| 1874 | 8030 | Mhcs Memorial Health Care Systems | | 8687 | 8258 | 6962 | 2394 |
| 1875 | 729 | Metrowest Medical Center | | 80 | 1652 | 4483 | 576 |
| 1876 | 12825 | Metropolitan Urology Group S.C. | | 1559 | 13889 | 10913 | 2394 |
| 1877 | 12633 | Metropolitan Eye Center | | 11654 | 13119 | 8843 | 2394 |
| 1878 | 14670 | Metroplex Medical Centres | | 13122 | 14667 | 7660 | 2394 |
| 1879 | 1691 | Metroplex Health System | | 447 | 2734 | 1722 | 2394 |
| 1880 | 213 | Metrohealth System | | 1094 | 466 | 414 | 353 |
| 1881 | 10399 | Metrocrest Hospital Authority | | 12537 | 11568 | 5071 | 2394 |
| 1882 | 7346 | Metro Urology | | 11701 | 6589 | 6619 | 2394 |
| 1883 | 972 | Metro Health | | 2187 | 1400 | 1212 | 1085 |
| 1884 | 15614 | Metro Fertility Care | | 14762 | 14667 | 12104 | 2394 |
| 1885 | 5515 | Methodist Rehabilitation Center | | 4259 | 7381 | 4547 | 1934 |
| 1886 | 6398 | Methodist Physicians (Cardiology Clinic of San Antonio) | | 1117 | 10513 | 3195 | 2394 |
| 1887 | 2024 | Methodist Medical Center of Oak Ridge | | 521 | 3035 | 2748 | 2394 |
| 1888 | 2921 | Methodist Hospitals Gary IN | | 1629 | 3672 | 3748 | 2394 |
| 1889 | 7727 | Methodist Hospital Union County | | 8701 | 5372 | 10913 | 2394 |
| 1890 | 8203 | Methodist Hospital of Chicago | | 12013 | 5564 | 10253 | 2394 |
| 1891 | 6167 | Methodist Hospital Henderson Kentucky | | 5612 | 3749 | 10913 | 2394 |
| 1892 | 3858 | Methodist Hospital Arcadia CA | | 8963 | 2076 | 6962 | 2394 |
| 1893 | 768 | Methodist Healthcare Memphis Tennessee | | 2612 | 861 | 965 | 1157 |
| 1894 | 759 | Methodist Healthcare | | 520 | 1025 | 1852 | 1289 |
| 1895 | 653 | Methodist Health System North Texas Dallas Hospitals | | 958 | 613 | 1151 | 1934 |
| 1896 | 1204 | Methodist Health System | | 2650 | 828 | 1928 | 2394 |
| 1897 | 7359 | Methodist Family Health | | 10606 | 7481 | 5488 | 2394 |
| 1898 | 5960 | Mesa View Regional Hospital Nv | | 2344 | 4997 | 10253 | 2394 |
| 1899 | 1113 | Meriter Health Services | | 1774 | 968 | 1351 | 2394 |
| 1900 | 15699 | Meridian Radiology Clinic | | 15080 | 14667 | 12104 | 2394 |
