| 3401 | 5767 | Mad River Community Hospital |  | 9804 | 5169 | 5325 | 2394 |
| 3402 | 12952 | Maddox Laser Eye Center | | 13835 | 12031 | 12104 | 2394 |
| 3403 | 6979 | Madelia Community Hospital | | 7867 | 8516 | 3550 | 2394 |
| 3404 | 5971 | Madera Community Hospital | | 8752 | 5323 | 6328 | 2394 |
| 3405 | 3140 | Madigan Army Medical Center | | 7449 | 1641 | 7956 | 1934 |
| 3406 | 890 | Madison Center | | 2641 | 1296 | 1105 | 860 |
| 3407 | 9815 | Madison Community Hospital | | 12098 | 9101 | 8843 | 2394 |
| 3408 | 9663 | Madison County Health Care Systems | | 11736 | 7595 | 10913 | 2394 |
| 3409 | 10256 | Madison Lutheran Home | | 8571 | 11226 | 7660 | 2394 |
| 3410 | 10565 | Madison Medical Center | | 13989 | 8956 | 9811 | 2394 |
| 3411 | 9108 | Madison Memorial Hospital ID | | 14762 | 4386 | 12104 | 2394 |
| 3412 | 4165 | Madonna Rehabilitation Hospital | | 2840 | 1753 | 12104 | 2394 |
| 3413 | 15284 | Madre Saúde Sao Paulo |  | 13271 | 14667 | 12104 | 2394 |
| 3414 | 9344 | Magee General Hospital | | 6130 | 10514 | 7660 | 2394 |
| 3415 | 2574 | Magee Rehabilitation Hospital | | 3432 | 2281 | 3832 | 2394 |
| 3416 | 14164 | Magie Mabrey Eye Clinic PA | | 13374 | 14320 | 9055 | 2394 |
| 3417 | 11477 | Magnolia Hospital | | 9516 | 12326 | 8319 | 2394 |
| 3418 | 6004 | Magnolia Regional Health Center | | 7995 | 6214 | 4915 | 2394 |
| 3419 | 9040 | Magruder Hospital | | 7199 | 7762 | 10913 | 2394 |
| 3420 | 8626 | Mahaska Health Partnership | | 3011 | 8438 | 10913 | 2394 |
| 3421 | 10814 | Mahnomen Health Center | | 9720 | 10988 | 9261 | 2394 |
| 3422 | 14472 | Mahoning Valley Hospital | | 13227 | 14455 | 10253 | 2394 |
| 3423 | 838 | Maimonides Medical Center Brooklyn New York | | 643 | 812 | 10253 | 341 |
| 3424 | 839 | Main Line Health | | 529 | 538 | 3715 | 2394 |
| 3425 | 3548 | Maine Coast Memorial Hospital | | 1508 | 4985 | 3985 | 2394 |
| 3426 | 197 | Maine Medical Center | | 220 | 275 | 336 | 857 |
| 3427 | 716 | MaineGeneral Health | | 896 | 1208 | 2772 | 622 |
| 3428 | 422 | Mainehealth | | 431 | 519 | 436 | 1815 |
| 3429 | 4154 | Mainland Medical Center | | 1370 | 4684 | 7133 | 2394 |
| 3430 | 5200 | Major Hospital | | 10279 | 3798 | 6059 | 2394 |
| 3431 | 4940 | Male Fertility Clinic | | 6366 | 3669 | 7477 | 2394 |
| 3432 | 6881 | Mammoth Hospital | | 6638 | 4918 | 10253 | 2394 |
| 3433 | 14077 | Mamo Rad Ltda Instituto de Diagnóstico por Imagem | | 8935 | 14258 | 10913 | 2394 |
| 3434 | 5459 | Manatee / Sarasota Eye Clinic | | 9446 | 4652 | 5624 | 2394 |
| 3435 | 4015 | Manatee Memorial Hospital | | 7712 | 2967 | 5445 | 2394 |
| 3436 | 7423 | Manchester Memorial Hospital | | 4434 | 8613 | 6826 | 2394 |
| 3437 | 10532 | Manhattan Surgical Center | | 13331 | 9842 | 8843 | 2394 |
| 3438 | 4287 | Maniilaq Association | | 11862 | 3458 | 3029 | 2394 |
| 3439 | 9494 | Manitouwadge General Hospital |  | 12892 | 11066 | 4605 | 1934 |
| 3440 | 5185 | Mankato Clinic | | 4963 | 7172 | 2096 | 2394 |
| 3441 | 6820 | Manning Regional Healthcare Center | | 7634 | 7450 | 5267 | 2394 |
| 3442 | 13165 | Maple Family Health Team | | 7220 | 14168 | 6677 | 2394 |
| 3443 | 10691 | Maple Grove Eye Clinic and Opticians | | 12684 | 9927 | 9504 | 2394 |
| 3444 | 10073 | Marcum & Wallace Memorial Hospital | | 2678 | 11630 | 9261 | 2394 |
| 3445 | 3555 | Marcus Daly Memorial Hospital MT | | 4122 | 4772 | 1997 | 2394 |
| 3446 | 9981 | Marengo Memorial Hospital | | 12013 | 9961 | 7846 | 2394 |
| 3447 | 11316 | Margaret Mary Health | | 8277 | 12811 | 6677 | 2394 |
| 3448 | 8303 | Maria Parham Medical Center | | 7024 | 9247 | 6619 | 2394 |
| 3449 | 8739 | Marian Clinic | | 13331 | 10251 | 5294 | 1328 |
| 3450 | 11067 | Marian Community Hospital | | 14607 | 10953 | 6757 | 2394 |
| 3451 | 3550 | Marian Medical Center Santa Maria CA | | 2665 | 4242 | 5597 | 1934 |
| 3452 | 9462 | Marias Medical Center MT | | 11903 | 9534 | 7298 | 2394 |
| 3453 | 1030 | Maricopa Integrated Health System | | 2979 | 1393 | 586 | 1739 |
| 3454 | 5611 | Marietta Eye Clinic | | 6993 | 4616 | 7393 | 2394 |
| 3455 | 2971 | Marin General Hospital | | 4180 | 2528 | 4392 | 2394 |
| 3456 | 4476 | Marina del Rey Hospital | | 3118 | 4129 | 7298 | 2394 |
| 3457 | 9834 | Marineyes Mission | | 9121 | 9780 | 9055 | 2394 |
| 3458 | 4570 | Marion General Hospital Marion Indiana | | 1887 | 5923 | 5127 | 2394 |
| 3459 | 7014 | Mark Twain Medical Center | | 3024 | 9183 | 5488 | 2394 |
| 3460 | 15477 | Markham Medical Centre | | 14374 | 14667 | 12104 | 2394 |
| 3461 | 2650 | Markham Stouffville Hospital | | 4754 | 2665 | 2229 | 2394 |
| 3462 | 8938 | Marlboro Park Hospital | | 2088 | 9471 | 10913 | 2394 |
| 3463 | 7919 | Marlette Regional Hospital | | 7473 | 9873 | 3871 | 2394 |
| 3464 | 765 | Marquette General Health System Regional Medical Center | | 531 | 988 | 472 | 2394 |
| 3465 | 10555 | Marshall Browning Hospital | | 5632 | 10594 | 10913 | 2394 |
| 3466 | 10570 | Marshall County Hospital | | 10175 | 11128 | 8086 | 2394 |
| 3467 | 6004 | Marshall Medical Centers | | 7035 | 3178 | 10913 | 2394 |
| 3468 | 2564 | Marshall Medical Placerville CA | | 1782 | 2656 | 4305 | 2394 |
| 3469 | 10120 | Marshalltown Medical and Surgical Center | | 6644 | 12085 | 5709 | 2394 |
| 3470 | 242 | Marshfield Clinic | | 1692 | 306 | 686 | 458 |
| 3471 | 3026 | Martha Jefferson Hospital | | 2734 | 1188 | 10913 | 2394 |
| 3472 | 5089 | Martin Army Community Hospital | | 8472 | 5140 | 3832 | 2394 |
| 3473 | 5920 | Martin General Hospital | | 1852 | 5251 | 10253 | 2394 |
| 3474 | 2821 | Martin Health System | | 3780 | 2897 | 3039 | 2394 |
| 3475 | 12745 | Martinelli Eye Clinic | | 11249 | 13156 | 9261 | 2394 |
| 3476 | 2583 | Mary Bird Perkins Cancer Center | | 4152 | 3482 | 3062 | 1328 |
| 3477 | 6611 | Mary Black Health System | | 1744 | 6047 | 10913 | 2394 |
| 3478 | 3090 | Mary Greeley Medical Center | | 2511 | 1995 | 9811 | 1815 |
| 3479 | 8214 | Mary Lanning Healthcare | | 3858 | 7845 | 10253 | 2394 |
| 3480 | 8142 | Mary Rutan Hospital | | 9981 | 7984 | 7133 | 2394 |
| 3481 | 8855 | Maryland District of Columbia Society for Respiratory Care | | 12181 | 9921 | 5709 | 1934 |
| 3482 | 7351 | Mason District Hospital St Havana Illinois | | 11358 | 4155 | 10913 | 2394 |
| 3483 | 2564 | Mason General Hospital WA | | 6010 | 2162 | 2496 | 2394 |
| 3484 | 1476 | Masonicare Wallingford CT | | 3872 | 1689 | 3607 | 860 |
| 3485 | 11729 | Massac Memorial Hospital | | 9897 | 11544 | 10913 | 2394 |
| 3486 | 1865 | Massachusetts Alzheimer's Disease Research Center Massachusetts General Hospital | | 2821 | 3781 | 2176 | 753 |
| 3487 | 493 | Massachusetts Eye and Ear Infirmary | | 1854 | 518 | 615 | 1157 |
| 3488 | 7 | Massachusetts General Hospital | | 401 | 20 | 82 | 18 |
| 3489 | 5870 | Massena Memorial Hospital | | 5040 | 6731 | 5071 | 2394 |
| 3490 | 4224 | Mat Su Regional Medical Center | | 1624 | 2888 | 10253 | 2394 |
| 3491 | 10801 | Matagorda County Hospital District | | 11770 | 11903 | 6059 | 2394 |
| 3492 | 11940 | Maternidad la Floresta |  | 1011 | 13297 | 12104 | 2394 |
| 3493 | 12792 | Maternidade Curitiba | | 12641 | 12095 | 12104 | 2394 |
| 3494 | 9296 | Maternidade de Campinas | | 11249 | 9923 | 6274 | 2394 |
| 3495 | 2189 | Maternidade Escola Assis Chateaubriand | | 3191 | 8096 | 2004 | 198 |
| 3496 | 15614 | Maternidade Hospital Memorial São Jose | | 14762 | 14667 | 12104 | 2394 |
| 3497 | 8404 | Maternidade Pro Matre Paulista | | 9410 | 8400 | 7393 | 2394 |
| 3498 | 3797 | Matheny Medical and Educational Center | | 6624 | 4433 | 4771 | 1328 |
| 3499 | 12261 | Mauer Eye Center | | 14330 | 11633 | 9811 | 2394 |
| 3500 | 5931 | Maui Memorial Medical Center | | 6315 | 5984 | 5959 | 2394 |
