| 501 | 7320 | Tomah VA Medical Center |  | 6364 | 6847 | 2538 | 3879 |
| 502 | 3794 | VA Medical Center Oklahoma City | | 6355 | 7017 | 2538 | 1545 |
| 503 | 4739 | VA Medical Center Orlando | | 6355 | 5869 | 2538 | 3076 |
| 504 | 2421 | Kessler Rehabilitation Corporation | | 6351 | 2473 | 2538 | 2584 |
| 505 | 4734 | Oklahoma Blood Institute | | 6351 | 2880 | 2538 | 3879 |
| 506 | 6067 | Institut du Cancer de Montreal |  | 6342 | 4824 | 2538 | 3879 |
| 507 | 3766 | Instituto de Investigaciones Fisicoquímicas, Teóricas y Aplicadas |  | 6340 | 7900 | 577 | 2002 |
| 508 | 5319 | Centro de Investigación de Polímeros Avanzados |  | 6332 | 6408 | 2538 | 3140 |
| 509 | 3142 | VA Medical Center St Louis Missouri | | 6327 | 6383 | 2538 | 1246 |
| 510 | 6916 | VA Medical Center Fargo North Dakota | | 6322 | 6904 | 2538 | 3660 |
| 511 | 3483 | Biosphere 2 Center | | 6317 | 1132 | 2538 | 3879 |
| 512 | 7292 | National Surgery Adjuvant Breast Bowel Project | | 6302 | 6813 | 2538 | 3879 |
| 513 | 6504 | New Hampshire Musculoskeletal Institute | | 6299 | 5485 | 2538 | 3879 |
| 514 | 6206 | Synexus Clinic (Radiant Research) | | 6299 | 5043 | 2538 | 3879 |
| 515 | 2445 | Louis Stokes Cleveland VA Medical Center | | 6295 | 6045 | 2538 | 698 |
| 516 | 4254 | Space Studies Institute | | 6295 | 2120 | 2538 | 3879 |
| 517 | 7242 | Oscar G. Johnson VA Medical Center | | 6295 | 7315 | 2538 | 3660 |
| 518 | 7609 | VA New Jersey War Related Illness and Injury Study Center | | 6279 | 7341 | 2538 | 3879 |
| 519 | 4825 | Olive View UCLA Medical Center | | 6277 | 5506 | 2538 | 3252 |
| 520 | 5217 | Perry Institute for Marine Science | | 6273 | 4562 | 2538 | 3660 |
| 521 | 4739 | Gynecology Oncology Group | | 6269 | 2901 | 2538 | 3879 |
| 522 | 5418 | Marine Spill Response Corporation | | 6260 | 3840 | 2538 | 3879 |
| 523 | 7242 | VA Medical Center Martinsburg WV | | 6252 | 6714 | 2538 | 3879 |
| 524 | 3327 | VA Medical Center Cincinnati | | 6252 | 6525 | 2538 | 1409 |
| 525 | 7670 | VA Healthcare VISN 4 | | 6238 | 7438 | 2538 | 3879 |
| 526 | 6476 | Hipple Cancer Research Center | | 6230 | 5458 | 2538 | 3879 |
| 527 | 4751 | Tennessee Orthopaedic Alliance | | 6222 | 2919 | 2538 | 3879 |
| 528 | 4434 | Saint Vincent Hospital | | 6218 | 3125 | 2469 | 3879 |
| 529 | 7214 | VA Medical Center Fayetteville North Carolina | | 6212 | 6662 | 2538 | 3879 |
| 530 | 7728 | Health Economics Resource Center | | 6212 | 7532 | 2538 | 3879 |
| 531 | 5943 | VA Southern Nevada Healthcare System | | 6212 | 6372 | 2538 | 3410 |
| 532 | 6598 | Clínica Universitaria Privada Reina Fabiola | | 6203 | 6430 | 2538 | 3660 |
| 533 | 5092 | Corporation for National Research Initiatives | | 6203 | 3394 | 2538 | 3879 |
| 534 | 3867 | Centro Austral de Investigaciones Científicas | | 6201 | 6040 | 2538 | 2290 |
| 535 | 3716 | Phoenix VA Health Care System | | 6194 | 6269 | 2538 | 2039 |
| 536 | 3351 | Angiogenesis Foundation | | 6189 | 1980 | 2538 | 3509 |
| 537 | 4171 | Huntsman Marine Science Centre | | 6186 | 2939 | 2538 | 3660 |
| 538 | 3314 | Prevention Research Center | | 6180 | 3868 | 2538 | 2867 |
| 539 | 2540 | Tennessee Valley Healthcare System | | 6180 | 6658 | 2538 | 489 |
| 540 | 7874 | Instituto de Investigaciones Economicas y Sociales del Sur | | 6166 | 7810 | 2538 | 3879 |
| 541 | 6021 | USGS National Wildlife Health Center | | 6156 | 4769 | 2538 | 3879 |
| 542 | 7322 | Instituto Superior de Estudios Sociales | | 6154 | 6864 | 2538 | 3879 |
| 543 | 3149 | VA Northern California Health Care System | | 6151 | 6356 | 2538 | 1300 |
| 544 | 2686 | Instituto Dante Pazzanese de Cardiologia |  | 6142 | 5608 | 2538 | 1256 |
| 545 | 4573 | Centro de Estudios Migratorios Latinoamericanos | | 6142 | 2650 | 2538 | 3879 |
| 546 | 1645 | Magee-Womens Research Institute | | 6138 | 2922 | 2538 | 1057 |
| 547 | 6237 | Lebanon VA Medical Center | | 6138 | 7193 | 2538 | 3191 |
| 548 | 2944 | James A. Haley Veterans' Hospital | | 6132 | 5682 | 2538 | 1534 |
| 549 | 2633 | Ohio Aerospace Institute | | 6129 | 3105 | 2538 | 2510 |
| 550 | 4647 | Carrier Clinic | | 6127 | 2765 | 2538 | 3879 |
| 551 | 6723 | Instituto de Investigacion en Biomedicina de Buenos Aires | | 6123 | 6321 | 2489 | 3879 |
| 552 | 1945 | VA San Diego Healthcare System | | 6123 | 6100 | 2538 | 241 |
| 553 | 4987 | Fondo para el Desarrollo de Recursos Humanos CONACYT |  | 6111 | 3267 | 2538 | 3879 |
| 554 | 3110 | Oregon Institute of Science and Medicine | | 6107 | 741 | 2538 | 3879 |
| 555 | 4707 | McCrone Research Institute | | 6103 | 2872 | 2538 | 3879 |
| 556 | 4359 | Riverside Research Institute | | 6103 | 4142 | 1903 | 3879 |
| 557 | 7403 | Centro de Informaciones y Estudios del Uruguay |  | 6101 | 7010 | 2538 | 3879 |
| 558 | 6010 | Arthritis Research Center Foundation Inc | | 6096 | 4753 | 2538 | 3879 |
| 559 | 7188 | Observatorio San Calixto |  | 6092 | 6636 | 2538 | 3879 |
| 560 | 3202 | Instituto de Matemática y Ciencias Afines |  | 6089 | 1296 | 2538 | 3660 |
| 561 | 2979 | William S. Middleton Memorial Veterans Hospital | | 6082 | 6464 | 2538 | 1007 |
| 562 | 2825 | National Child Traumatic Stress Network | | 6079 | 904 | 2538 | 3660 |
| 563 | 6456 | Clínica San Felipe | | 6079 | 5441 | 2538 | 3879 |
| 564 | 4493 | Terasaki Foundation Laboratory | | 6074 | 6056 | 2538 | 2822 |
| 565 | 4430 | Center for Integration of Medicine and Innovative Technology | | 6065 | 2418 | 2538 | 3879 |
| 566 | 4313 | Steadman Philippon Research Institute | | 6061 | 4150 | 1843 | 3879 |
| 567 | 2609 | Information Management Service Inc | | 6055 | 5189 | 2538 | 1445 |
| 568 | 5497 | Fundación Bariloche | | 6051 | 4973 | 2538 | 3660 |
| 569 | 6295 | Miami Hand Center | | 6045 | 5223 | 2538 | 3879 |
| 570 | 4577 | Foundation for Applied Molecular Evolution | | 6034 | 2672 | 2538 | 3879 |
| 571 | 5875 | Hospital INC Instituto de Neurologia de Curitiba | | 6034 | 5957 | 2538 | 3509 |
| 572 | 5675 | US Army War College at Carlisle Barracks | | 6027 | 4265 | 2538 | 3879 |
| 573 | 4797 | Cardiovascular Institute of the South | | 6019 | 2996 | 2538 | 3879 |
| 574 | 549 | AT&T Labs Research | | 6018 | 1080 | 287 | 975 |
| 575 | 6074 | Insall Scott Kelly Institute | | 6000 | 5767 | 2538 | 3660 |
| 576 | 7212 | Edgewood Chemical Biological Center | | 5998 | 6676 | 2538 | 3879 |
| 577 | 4074 | Asphalt Institute | | 5995 | 1879 | 2538 | 3879 |
| 578 | 2451 | Cancer Research and Biostatistics | | 5993 | 3536 | 2538 | 2077 |
| 579 | 4861 | New Jersey Center for Biomaterials | | 5986 | 4642 | 2538 | 3509 |
| 580 | 7235 | Army Geospatial Center (Topographic Engineering Center) | | 5984 | 6734 | 2538 | 3879 |
| 581 | 3763 | Sun Health Research Institute | | 5976 | 3191 | 2538 | 3410 |
| 582 | 2703 | VA North Texas Health Care System | | 5965 | 5956 | 2538 | 1051 |
| 583 | 4301 | Bay Medical | | 5965 | 2231 | 2538 | 3879 |
| 584 | 6346 | Premier Bone & Joint Centers (Gem City Bone and Joint Clinic) | | 5964 | 5281 | 2538 | 3879 |
| 585 | 4691 | Canandaigua VA Medical Center VA Healthcare Network Upstate New York | | 5961 | 6814 | 2538 | 2510 |
| 586 | 3545 | Rockefeller University Hospital | | 5960 | 2797 | 2538 | 3410 |
| 587 | 4516 | Raleigh Orthopaedic Clinic | | 5959 | 4127 | 2538 | 3509 |
| 588 | 5973 | Veterinary Neurological Center | | 5955 | 4718 | 2538 | 3879 |
| 589 | 3118 | Hines VA Hospital | | 5952 | 6506 | 2538 | 1136 |
| 590 | 2770 | Research Institute for Fragrance Materials | | 5948 | 3452 | 2489 | 2782 |
| 591 | 3906 | Northeast Midwest Institute | | 5943 | 1653 | 2538 | 3879 |
| 592 | 7396 | Veterans Rural Health Resource Center Western Region | | 5942 | 7008 | 2538 | 3879 |
| 593 | 5699 | Minneapolis Heart Institute | | 5940 | 4317 | 2538 | 3879 |
| 594 | 7212 | Aleda E. Lutz VA Medical Center Saginaw Michigan | | 5928 | 7291 | 2538 | 3660 |
| 595 | 5770 | Wireless Information Resource Centre | | 5923 | 4438 | 2538 | 3879 |
| 596 | 639 | University of Iowa Hospitals and Clinics | | 5919 | 1176 | 2538 | 143 |
| 597 | 2882 | Instituto de Investigaciones en Ciencia y Tecnología de Materiales | | 5914 | 5575 | 2538 | 1556 |
| 598 | 6283 | Instituto Nacional de Salud de El Salvador |  | 5906 | 7131 | 2538 | 3252 |
| 599 | 7173 | VA Health Care System Black Hills | | 5902 | 6622 | 2538 | 3879 |
| 600 | 4873 | Atrium Medical Corporation | | 5893 | 3117 | 2538 | 3879 |
