| 501 | 3520 | Savannah River Site |  | 2008 | 1371 | 2538 | 3879 |
| 502 | 389 | Centro Brasileiro de Pesquisas Físicas |  | 821 | 1376 | 430 | 322 |
| 503 | 966 | Centro de Investigación en Matemáticas CONACYT |  | 876 | 1377 | 841 | 2027 |
| 504 | 589 | Wistar Institute | | 4651 | 1380 | 660 | 763 |
| 505 | 3538 | Kansas Health Institute | | 2310 | 1383 | 2538 | 3879 |
| 506 | 1114 | Instituto de Investigaciones Agropecuarias |  | 527 | 1391 | 1975 | 1950 |
| 507 | 3007 | Essential Health (Duluth Clinic Health System) | | 2162 | 1396 | 2311 | 3879 |
| 508 | 752 | Milton S. Hershey Medical Center Penn State Health | | 2541 | 1397 | 2538 | 222 |
| 509 | 505 | Barbara Ann Karmanos Cancer Institute | | 2642 | 1400 | 701 | 503 |
| 510 | 3631 | Feinstein Institute for Medical Research | | 4082 | 1402 | 2538 | 3879 |
| 511 | 3474 | National Telecommunications and Information Administration | | 735 | 1404 | 2538 | 3879 |
| 512 | 435 | Institute for Clinical Evaluative Sciences |  | 1859 | 1405 | 384 | 396 |
| 513 | 924 | Maimonides Medical Center Brooklyn New York | | 3327 | 1412 | 1598 | 1490 |
| 514 | 970 | New Women's College Hospital | | 2485 | 1413 | 2538 | 582 |
| 515 | 2778 | Coriell Institute for Medical Research | | 647 | 1418 | 2129 | 3879 |
| 516 | 3506 | Centro de Estudios Públicos | | 1038 | 1419 | 2538 | 3879 |
| 517 | 3613 | Center for Behavioral Health | | 3346 | 1430 | 2538 | 3879 |
| 518 | 776 | Jewish General Hospital | | 560 | 1432 | 2538 | 282 |
| 519 | 1683 | Servicio Nacional de Meteorología e Hidrología |  | 1086 | 1436 | 2538 | 2266 |
| 520 | 3766 | IBM Research | | 6538 | 1438 | 2538 | 3879 |
| 521 | 2533 | Steward Health Care (Caritas Christi Health Care) | | 1243 | 1440 | 1492 | 3879 |
| 522 | 1369 | Colegio de la Frontera Norte CONACYT | | 995 | 1441 | 885 | 2919 |
| 523 | 1735 | Instituto de Pesquisas Tecnológicas | | 1188 | 1444 | 819 | 3410 |
| 524 | 1467 | Mount Sinai Medical Center | | 2985 | 1450 | 2346 | 2313 |
| 525 | 498 | National Energy Technology Laboratory | | 590 | 1457 | 285 | 689 |
| 526 | 3704 | Smithsonian Science Education Center (National Science Resources Center) | | 4752 | 1463 | 2538 | 3879 |
| 527 | 909 | CHU Sainte Justine | | 1090 | 1466 | 2538 | 471 |
| 528 | 835 | Museu Paraense Emilio Goeldi | | 1917 | 1467 | 1097 | 1397 |
| 529 | 3578 | Canada France Hawaii Telescope Corporation | | 1535 | 1472 | 2538 | 3879 |
| 530 | 3631 | Genesis Heart Institute Davenport | | 2471 | 1484 | 2538 | 3879 |
| 531 | 228 | Harvard-Smithsonian Center for Astrophysics | | 321 | 1487 | 77 | 111 |
| 532 | 3054 | Gulf Maine Research Institute | | 3434 | 1488 | 2224 | 3879 |
| 533 | 3722 | Food and Drug Law Institute | | 4634 | 1489 | 2538 | 3879 |
| 534 | 3622 | Whitman Walker Clinic | | 1999 | 1497 | 2538 | 3879 |
| 535 | 1969 | Centre Interuniversitaire de Recherche en Analyse des Organisations | | 1259 | 1500 | 2538 | 2696 |
| 536 | 3701 | National Center for Manufacturing Sciences | | 3698 | 1505 | 2538 | 3879 |
| 537 | 1160 | Instituto Geofísico del Perí | | 492 | 1509 | 1682 | 2077 |
| 538 | 2003 | Bloodworks Northwest (Puget Sound Blood Center) | | 4243 | 1513 | 2538 | 2627 |
| 539 | 994 | Cancer Institute of New Jersey | | 2988 | 1515 | 2538 | 550 |
| 540 | 3708 | DoD Food Analysis and Diagnostics | | 3653 | 1518 | 2538 | 3879 |
| 541 | 3786 | Pierre Auger Observatory |  | 5571 | 1520 | 2538 | 3879 |
| 542 | 3545 | Agricultural Institute of Canada | | 591 | 1523 | 2538 | 3879 |
| 543 | 1744 | Centro de Investigaciones y Estudios Superiores en Antropología Social CONACYT | | 1458 | 1531 | 1106 | 3316 |
| 544 | 1316 | University of South Alabama Health System Mitchell Cancer Institute | | 3021 | 1532 | 2538 | 1236 |
| 545 | 3742 | Hughston Clinic | | 4235 | 1533 | 2538 | 3879 |
| 546 | 795 | Cardiovascular Research Foundation | | 2377 | 1536 | 2131 | 696 |
| 547 | 1323 | Smithsonian Environmental Research Center | | 3920 | 1538 | 2538 | 1210 |
| 548 | 3942 | MSFC Science Research Office (National Space Science & Technology Center) | | 7518 | 1539 | 2538 | 3879 |
| 549 | 2669 | Point Blue (Point Reyes Bird Observatory) | | 3605 | 1544 | 1434 | 3879 |
| 550 | 3699 | Lean Construction Institute | | 3025 | 1549 | 2538 | 3879 |
| 551 | 1363 | Mount Desert Island Biological Laboratory | | 443 | 1551 | 1978 | 2460 |
| 552 | 3716 | Animal Medical Center | | 3449 | 1555 | 2538 | 3879 |
| 553 | 3320 | Allergy Research Foundation | | 5144 | 1560 | 2538 | 3660 |
| 554 | 2355 | Centro Nacional de Pesquisa em Energia e Materiais | | 1267 | 1563 | 555 | 3879 |
| 555 | 2906 | Atmospheric Environmental Research Inc | | 4067 | 1565 | 1938 | 3879 |
| 556 | 1679 | Harvard Vanguard Medical Associates NOW AtriusHealth | | 2450 | 1569 | 2538 | 2104 |
| 557 | 3711 | Texas Oncology | | 2881 | 1574 | 2538 | 3879 |
| 558 | 862 | Westat Corporation | | 3021 | 1575 | 1456 | 1210 |
| 559 | 1593 | National Evolutionary Synthesis Center | | 4029 | 1578 | 2538 | 1906 |
| 560 | 3719 | National Initiative for Children's Healthcare Quality | | 2903 | 1581 | 2538 | 3879 |
| 561 | 2725 | FPInnovations (Pulp and Paper Research Institute of Canada) | | 2767 | 1584 | 1616 | 3879 |
| 562 | 3676 | Canadian Grain Commission | | 1787 | 1587 | 2538 | 3879 |
| 563 | 3724 | Children's Hospital of Michigan | | 2870 | 1589 | 2538 | 3879 |
| 564 | 1546 | CHI Saint Luke's Episcopal Health System Texas | | 3092 | 1591 | 2538 | 1813 |
| 565 | 3807 | James S McDonnell Foundation | | 4768 | 1596 | 2538 | 3879 |
| 566 | 1184 | National Institute of Dental and Craniofacial Research | | 3202 | 1609 | 2538 | 834 |
| 567 | 3755 | Warren Clinic | | 3114 | 1610 | 2538 | 3879 |
| 568 | 3771 | Cooper Aerobics Cooper Clinic | | 3529 | 1613 | 2538 | 3879 |
| 569 | 1428 | Jackson Health System (Memorial Hospital) | | 2723 | 1617 | 2538 | 1518 |
| 570 | 835 | Regenstrief Institute | | 4634 | 1621 | 1270 | 1074 |
| 571 | 3965 | Herman & Walter Samuelson Children's Hospital at Sinai | | 7157 | 1622 | 2538 | 3879 |
| 572 | 3716 | Carnegie Observatories | | 2007 | 1623 | 2538 | 3879 |
| 573 | 891 | Colegio de la Frontera Sur CONACYT | | 472 | 1625 | 372 | 1873 |
| 574 | 3774 | National Center for Posttraumatic Stress Disorder | | 3434 | 1626 | 2538 | 3879 |
| 575 | 1066 | Instituto Nacional de Salud Colombia |  | 1425 | 1627 | 1645 | 1729 |
| 576 | 3788 | Versiti (BloodCenter of Wisconsin) | | 3570 | 1631 | 2538 | 3879 |
| 577 | 3799 | International Society for Heart & Lung Transplantation | | 3736 | 1641 | 2538 | 3879 |
| 578 | 3765 | Wellesley Central Hospital | | 2891 | 1645 | 2538 | 3879 |
| 579 | 2852 | US Oncology | | 3410 | 1651 | 1756 | 3879 |
| 580 | 3906 | Northeast Midwest Institute | | 5943 | 1653 | 2538 | 3879 |
| 581 | 2145 | Instituto Nacional de Investigaciones Agropecuarias de Venezuela |  | 2199 | 1657 | 2188 | 3316 |
| 582 | 3078 | Westchester County Medical Center | | 2923 | 1664 | 2538 | 3509 |
| 583 | 3766 | Instituto Nacional de Tecnología Industrial | | 2594 | 1665 | 2538 | 3879 |
| 584 | 3811 | Foundation for Biomedical Research | | 3640 | 1667 | 2538 | 3879 |
| 585 | 1780 | Newton Wellesley Hospital | | 4154 | 1668 | 2538 | 2141 |
| 586 | 3232 | Instituto Geográfico Agustín Codazzi | | 738 | 1683 | 2538 | 3660 |
| 587 | 3728 | Agência Espacial Brasileira | | 1386 | 1684 | 2538 | 3879 |
| 588 | 1287 | Women & Infants Hospital Rhode Island | | 3342 | 1690 | 2538 | 1028 |
| 589 | 685 | Oklahoma Medical Research Foundation | | 2917 | 1694 | 607 | 865 |
| 590 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 591 | 3813 | Deaconess Health System | | 3193 | 1698 | 2538 | 3879 |
| 592 | 2590 | Colegio de San Luis CONACYT | | 1458 | 1699 | 2136 | 3660 |
| 593 | 1571 | Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado | | 1200 | 1703 | 2362 | 2431 |
| 594 | 1809 | National Center for Genome Resources | | 6456 | 1711 | 2090 | 2867 |
| 595 | 1144 | Winthrop University Hospital | | 2648 | 1716 | 2346 | 1267 |
| 596 | 692 | Institut de Cardiologie de Montréal | | 3705 | 1720 | 1753 | 486 |
| 597 | 3821 | (1)Hôpital de Montreal pour Enfants | | 2696 | 1725 | 2538 | 3879 |
| 598 | 3891 | Fannie and John Hertz Foundation | | 4386 | 1727 | 2538 | 3879 |
| 599 | 3830 | Potomac Institute for Policy Studies | | 3185 | 1728 | 2538 | 3879 |
| 600 | 276 | National Institute of Allergy and Infectious Diseases | | 1997 | 1729 | 119 | 97 |
