| 501 | 7921 | Lafayette Clinic |  | 7864 | 7767 | 2538 | 3879 |
| 502 | 2510 | Institute for Defense Analyses | | 3743 | 1256 | 1524 | 3879 |
| 503 | 3469 | Boston Shriners Hospital | | 8011 | 813 | 2538 | 3879 |
| 504 | 6043 | Indiana Hand to Shoulder Center | | 7193 | 4672 | 2538 | 3879 |
| 505 | 5650 | Rapid City Medical Center | | 5831 | 4231 | 2538 | 3879 |
| 506 | 4895 | Winthrop P. Rockefeller Cancer Institute University of Arkansas Medical Sciences | | 4416 | 3281 | 2538 | 3879 |
| 507 | 2291 | American College of Rheumatology | | 3942 | 252 | 2538 | 3879 |
| 508 | 6749 | Hektoen Institute of Medicine | | 7627 | 5724 | 2538 | 3879 |
| 509 | 4873 | Atrium Medical Corporation | | 5893 | 3117 | 2538 | 3879 |
| 510 | 4042 | Pankey Institute | | 4658 | 1933 | 2538 | 3879 |
| 511 | 7732 | Bath VA Medical Center VA Healthcare Network Upstate New York | | 6832 | 7507 | 2538 | 3879 |
| 512 | 7381 | Veterans Health Care System of the Ozarks | | 7318 | 6839 | 2538 | 3879 |
| 513 | 6459 | US Army Medical Department Center & School | | 4402 | 5580 | 2538 | 3879 |
| 514 | 4395 | Decision Sciences Institute | | 4969 | 2452 | 2538 | 3879 |
| 515 | 7670 | VA Healthcare VISN 4 | | 6238 | 7438 | 2538 | 3879 |
| 516 | 1229 | NOAA National Weather Service | | 12 | 18 | 2538 | 3879 |
| 517 | 5704 | Tucson Orthopaedic Institute | | 5175 | 4402 | 2538 | 3879 |
| 518 | 7593 | USGS Leetown Science Center | | 7544 | 7185 | 2538 | 3879 |
| 519 | 1915 | UnityPoint Health (Trinity Regional Health System) | | 531 | 471 | 1980 | 3879 |
| 520 | 7242 | VA Medical Center Martinsburg WV | | 6252 | 6714 | 2538 | 3879 |
| 521 | 2533 | Steward Health Care (Caritas Christi Health Care) | | 1243 | 1440 | 1492 | 3879 |
| 522 | 4442 | Sansum Clinic | | 3685 | 2630 | 2538 | 3879 |
| 523 | 7637 | Lake Champlain Gynecologic Oncology | | 7676 | 7254 | 2538 | 3879 |
| 524 | 7320 | Tomah VA Medical Center | | 6364 | 6847 | 2538 | 3879 |
| 525 | 724 | Library of Congress | | 9 | 5 | 2394 | 3879 |
| 526 | 1901 | Internet2 | | 462 | 143 | 2538 | 3879 |
| 527 | 4313 | Steadman Philippon Research Institute | | 6061 | 4150 | 1843 | 3879 |
| 528 | 6801 | US Army Engineer Institute for Water Resources | | 3404 | 6176 | 2538 | 3879 |
| 529 | 1588 | Center for American Progress | | 545 | 65 | 2538 | 3879 |
| 530 | 5144 | Rocky Mountain Poison and Drug Center | | 6836 | 3384 | 2538 | 3879 |
| 531 | 6893 | AIDS Research Consortium of Atlanta | | 7879 | 5827 | 2538 | 3879 |
| 532 | 2132 | Robert Wood Johnson Medical School | | 1615 | 1287 | 271 | 3879 |
| 533 | 6358 | Hydrologic Research Center | | 7368 | 5134 | 2538 | 3879 |
| 534 | 6888 | Presbyterian Ear Institute | | 7617 | 5950 | 2538 | 3879 |
| 535 | 4545 | Genetic Information Research Institute | | 1910 | 2930 | 2538 | 3879 |
| 536 | 5188 | Oceanic Institute | | 7271 | 3367 | 2538 | 3879 |
| 537 | 6077 | Silverstein Institute Ear Research Foundation | | 6456 | 4820 | 2538 | 3879 |
| 538 | 6095 | Outcomes Research Institute | | 4719 | 5011 | 2538 | 3879 |
| 539 | 1536 | NORC University of Chicago | | 1581 | 290 | 1070 | 3879 |
| 540 | 7483 | Colon and Rectal Clinic of Orlando | | 7712 | 6958 | 2538 | 3879 |
| 541 | 2493 | W K Kellogg Foundation | | 1817 | 395 | 2538 | 3879 |
| 542 | 3207 | National Academy of Social Insurance | | 3056 | 932 | 2538 | 3879 |
| 543 | 6530 | Yellowstone Ecological Research Center | | 6863 | 5465 | 2538 | 3879 |
| 544 | 5119 | Usfs North Central Research Station | | 3486 | 3640 | 2538 | 3879 |
| 545 | 3724 | Children's Hospital of Michigan | | 2870 | 1589 | 2538 | 3879 |
| 546 | 4565 | Ocular Immunology and Uveitus Foundation | | 5188 | 2710 | 2538 | 3879 |
| 547 | 2651 | Memorial Hermann Northwest Hospital | | 960 | 544 | 2538 | 3879 |
| 548 | 7998 | VA Rocky Mountain Network | | 7861 | 7908 | 2538 | 3879 |
| 549 | 3981 | Mallinckrodt Institute of Radiology | | 4468 | 4515 | 778 | 3879 |
| 550 | 5182 | Colorado Neurological Institute | | 6598 | 3452 | 2538 | 3879 |
| 551 | 6969 | Lincoln Medical and Mental Health Center | | 7155 | 6193 | 2538 | 3879 |
| 552 | 6981 | Tanabe Research Laboratories | | 7740 | 6059 | 2538 | 3879 |
| 553 | 6859 | Southern Colorado Clinic | | 7518 | 5920 | 2538 | 3879 |
| 554 | 2955 | SSM Health Care | | 1978 | 754 | 2538 | 3879 |
| 555 | 6010 | Arthritis Research Center Foundation Inc | | 6096 | 4753 | 2538 | 3879 |
| 556 | 1897 | Hoover Institution | | 377 | 145 | 2538 | 3879 |
| 557 | 6563 | Bethany Medical Center | | 6929 | 5536 | 2538 | 3879 |
| 558 | 4384 | VA Polytrauma System of Care | | 7193 | 2205 | 2538 | 3879 |
| 559 | 4797 | Gulf Coast Veterinary Specialists | | 6920 | 2902 | 2538 | 3879 |
| 560 | 6442 | Desert Orthopaedic Center | | 6407 | 5402 | 2538 | 3879 |
| 561 | 6760 | VA Office of Information & Technology | | 633 | 6338 | 2538 | 3879 |
| 562 | 1835 | Education Development Center Inc | | 942 | 318 | 2157 | 3879 |
| 563 | 7503 | Robert J. Dole VA Medical Center Wichita Kansas | | 7041 | 7082 | 2538 | 3879 |
| 564 | 8138 | Walter Reed Army Institute of Research | | 8091 | 8138 | 2538 | 3879 |
| 565 | 6435 | Canberra Deep Space Communication Complex | | 7766 | 5137 | 2538 | 3879 |
| 566 | 4088 | United States Naval Observatory | | 403 | 2432 | 2538 | 3879 |
| 567 | 3788 | Versiti (BloodCenter of Wisconsin) | | 3570 | 1631 | 2538 | 3879 |
| 568 | 7235 | Army Geospatial Center (Topographic Engineering Center) | | 5984 | 6734 | 2538 | 3879 |
| 569 | 7483 | Wesley Neurology Clinic | | 7623 | 6979 | 2538 | 3879 |
| 570 | 5699 | Minneapolis Heart Institute | | 5940 | 4317 | 2538 | 3879 |
| 571 | 7711 | VA Health Care System Amarillo | | 7275 | 7446 | 2538 | 3879 |
| 572 | 4836 | University of Pittsburgh Cancer Institute | | 6678 | 2983 | 2538 | 3879 |
| 573 | 3807 | James S McDonnell Foundation | | 4768 | 1596 | 2538 | 3879 |
| 574 | 6206 | Synexus Clinic (Radiant Research) | | 6299 | 5043 | 2538 | 3879 |
| 575 | 5059 | Kuakini Health System | | 4565 | 3479 | 2538 | 3879 |
| 576 | 2139 | Sanford Burnham Prebys Medical Discovery Institute (Sanford-Burnham Medical Research Institute) | | 2598 | 1266 | 256 | 3879 |
| 577 | 4332 | International Anesthesia Research Society | | 5651 | 2309 | 2538 | 3879 |
| 578 | 4525 | Queen's Medical Center Honolulu Hawaii | | 6809 | 2486 | 2538 | 3879 |
| 579 | 6293 | Camcare Health Education and Research Institute | | 4884 | 5297 | 2538 | 3879 |
| 580 | 3634 | Gas Technology Institute | | 5524 | 1341 | 2538 | 3879 |
| 581 | 5028 | VA Office of Research & Development | | 560 | 3820 | 2538 | 3879 |
| 582 | 7979 | VA Heart of Texas Health Care Network | | 7676 | 7908 | 2538 | 3879 |
| 583 | 2614 | Pacific Institute for Studies in Development Environment and Security | | 2749 | 458 | 2538 | 3879 |
| 584 | 1580 | Exploratorium Museum of Science Art and Human Perception | | 975 | 51 | 2538 | 3879 |
| 585 | 3046 | Property and Environment Research Center | | 3062 | 790 | 2538 | 3879 |
| 586 | 7634 | VA Medical Center Beckley West Virginia | | 7339 | 7303 | 2538 | 3879 |
| 587 | 6718 | Florida Institute of Phosphate Research | | 5794 | 5888 | 2538 | 3879 |
| 588 | 6304 | Olin Neuropsychiatry Research Center | | 7137 | 5079 | 2538 | 3879 |
| 589 | 1249 | Defense Advanced Research Projects Agency | | 3048 | 80 | 1468 | 3879 |
| 590 | 4099 | Northwest Hospital & Medical Center | | 4022 | 2064 | 2538 | 3879 |
| 591 | 8022 | Center for Management of Complex Chronic Care | | 7630 | 7977 | 2538 | 3879 |
| 592 | 6853 | VA Medical Center Washington DC | | 4860 | 6177 | 2538 | 3879 |
| 593 | 2596 | Mathematical Sciences Research Institute | | 610 | 523 | 2538 | 3879 |
| 594 | 6015 | US Army Institute of Surgical Research | | 5789 | 4788 | 2538 | 3879 |
| 595 | 3134 | Mclean Hospital | | 3119 | 871 | 2538 | 3879 |
| 596 | 4434 | Saint Vincent Hospital | | 6218 | 3125 | 2469 | 3879 |
| 597 | 1386 | Hudson Institute | | 1689 | 269 | 301 | 3879 |
| 598 | 8001 | Seattle Epidemiologic Research and Information Center | | 7634 | 7953 | 2538 | 3879 |
| 599 | 6332 | Providence Medical Group (South Carolina Heart Center) | | 6832 | 5185 | 2538 | 3879 |
| 600 | 4739 | Gynecology Oncology Group | | 6269 | 2901 | 2538 | 3879 |
