| 501 | 3891 | Fannie and John Hertz Foundation |  | 4386 | 1727 | 2538 | 3879 |
| 502 | 7962 | Southeastern Orthopedics Sports Medicine and Shoulder Center | | 8091 | 7707 | 2538 | 3879 |
| 503 | 2171 | Michael E. DeBakey VA Medical Center | | 6414 | 5978 | 2538 | 446 |
| 504 | 4254 | Space Studies Institute | | 6295 | 2120 | 2538 | 3879 |
| 505 | 4351 | JFK Medical Center (New Jersey Neuroscience Institute) | | 3861 | 2474 | 2538 | 3879 |
| 506 | 1588 | Center for American Progress | | 545 | 65 | 2538 | 3879 |
| 507 | 2274 | Family Research Council | | 1976 | 273 | 2538 | 3879 |
| 508 | 1585 | Rothman Orthopaedic Institute | | 3213 | 3461 | 2538 | 808 |
| 509 | 6893 | AIDS Research Consortium of Atlanta | | 7879 | 5827 | 2538 | 3879 |
| 510 | 2890 | VA Salt Lake City Health Care System | | 5798 | 6562 | 2538 | 904 |
| 511 | 7994 | Durham HSR&D | | 7487 | 7945 | 2538 | 3879 |
| 512 | 2764 | National Capital Poison Center | | 5531 | 499 | 2538 | 3879 |
| 513 | 7357 | El Paso VA Health Care System | | 7180 | 6819 | 2538 | 3879 |
| 514 | 3024 | VA Medical Center Providence Rhode Island | | 5798 | 6551 | 2538 | 1015 |
| 515 | 1612 | National Institute of Health John E. Fogarty International Center | | 3618 | 4035 | 2538 | 623 |
| 516 | 7122 | Orthopaedic Research of Virginia | | 5884 | 6526 | 2538 | 3879 |
| 517 | 5598 | Parkinson's Institute | | 7634 | 3849 | 2538 | 3879 |
| 518 | 5785 | Dallas Veterinary Surgical Center | | 7007 | 4313 | 2538 | 3879 |
| 519 | 2703 | VA North Texas Health Care System | | 5965 | 5956 | 2538 | 1051 |
| 520 | 6341 | Christiana Spine Center | | 7428 | 5085 | 2538 | 3879 |
| 521 | 7292 | National Surgery Adjuvant Breast Bowel Project | | 6302 | 6813 | 2538 | 3879 |
| 522 | 2445 | Louis Stokes Cleveland VA Medical Center | | 6295 | 6045 | 2538 | 698 |
| 523 | 6955 | Nebraska Spine + Pain Center | | 7553 | 6083 | 2538 | 3879 |
| 524 | 5488 | Campbell Clinic Medical Center | | 5844 | 3992 | 2538 | 3879 |
| 525 | 2318 | National Geospatial-Intelligence Agency (Defense Mapping Agency) | | 1259 | 301 | 2538 | 3879 |
| 526 | 3880 | Catholic Health Initiatives | | 2917 | 1812 | 2538 | 3879 |
| 527 | 7798 | VA Sunshine Healthcare Network | | 6895 | 7618 | 2538 | 3879 |
| 528 | 2620 | Minneapolis Medical Research Foundation | | 7193 | 5215 | 2538 | 1351 |
| 529 | 4080 | Wells National Estuarine Research Reserve | | 3410 | 2065 | 2538 | 3879 |
| 530 | 5376 | MPI Research | | 7834 | 3447 | 2538 | 3879 |
| 531 | 4003 | Triangle Universities Nuclear Laboratory | | 2037 | 6791 | 2538 | 2104 |
| 532 | 2607 | Animal Welfare Institute | | 2972 | 451 | 2538 | 3879 |
| 533 | 3086 | Long Term Ecological Research Network | | 792 | 913 | 2538 | 3879 |
| 534 | 1072 | United Network for Organ Sharing Organ Donation and Transplantation | | 2999 | 427 | 2538 | 1950 |
| 535 | 5077 | Boston Biomedical Research Institute | | 7589 | 4707 | 2538 | 3509 |
| 536 | 949 | American College of Radiology | | 1037 | 302 | 2538 | 1992 |
| 537 | 2437 | VA Maryland Health Care System | | 4953 | 5837 | 2538 | 873 |
| 538 | 4558 | Albany VA Medical Center VA Healthcare Network Upstate New York | | 6992 | 6720 | 2538 | 2408 |
| 539 | 7654 | Joint Replacement Institute | | 7598 | 7312 | 2538 | 3879 |
| 540 | 1907 | National Kidney Foundation | | 870 | 134 | 2538 | 3879 |
| 541 | 6884 | South Bend Medical Foundation | | 6893 | 6807 | 2538 | 3660 |
| 542 | 4675 | Houston Advanced Research Center | | 4658 | 2933 | 2538 | 3879 |
| 543 | 2307 | Institute of Museum and Library Services | | 1046 | 303 | 2538 | 3879 |
| 544 | 4187 | Eskenazi Health Sidney & Lois Eskenazi Hospital Indianapolis | | 5377 | 2088 | 2538 | 3879 |
| 545 | 7214 | VA Medical Center Fayetteville North Carolina | | 6212 | 6662 | 2538 | 3879 |
| 546 | 8072 | Research and Development Iowa City VA Medical Center | | 7455 | 8071 | 2538 | 3879 |
| 547 | 8083 | Center for Healthcare Innovation Implementation and Policy (Center for the Study of Healthcare Provider Behavior) | | 7696 | 8080 | 2538 | 3879 |
| 548 | 3431 | Pacific Whale Foundation | | 4671 | 1152 | 2538 | 3879 |
| 549 | 6695 | Delaware Orthopaedic Center | | 6846 | 5759 | 2538 | 3879 |
| 550 | 127 | University of Pennsylvania Health System | | 636 | 182 | 2538 | 20 |
| 551 | 7489 | VA Medical Center Chillicothe VA Healthcare System of Ohio | | 6660 | 7090 | 2538 | 3879 |
| 552 | 220 | Cincinnati Children's Hospital Medical Center | | 863 | 223 | 2538 | 75 |
| 553 | 6021 | USGS National Wildlife Health Center | | 6156 | 4769 | 2538 | 3879 |
| 554 | 6572 | VA Butler Healthcare | | 5476 | 6449 | 2538 | 3660 |
| 555 | 2792 | National Energy Research Scientific Computing Center | | 1069 | 649 | 2538 | 3879 |
| 556 | 4797 | Cardiovascular Institute of the South | | 6019 | 2996 | 2538 | 3879 |
| 557 | 7609 | VA New Jersey War Related Illness and Injury Study Center | | 6279 | 7341 | 2538 | 3879 |
| 558 | 7097 | Morgan Kalman Clinic | | 7562 | 6294 | 2538 | 3879 |
| 559 | 5785 | Western Fisheries Research Center | | 6895 | 4333 | 2538 | 3879 |
| 560 | 5418 | Marine Spill Response Corporation | | 6260 | 3840 | 2538 | 3879 |
| 561 | 4825 | Olive View UCLA Medical Center | | 6277 | 5506 | 2538 | 3252 |
| 562 | 1299 | Maine Health | | 1771 | 854 | 2538 | 1960 |
| 563 | 1316 | University of South Alabama Health System Mitchell Cancer Institute | | 3021 | 1532 | 2538 | 1236 |
| 564 | 4707 | McCrone Research Institute | | 6103 | 2872 | 2538 | 3879 |
| 565 | 3046 | American Geosciences Institute (American Geological Institute) | | 919 | 874 | 2538 | 3879 |
| 566 | 4231 | Kelsey-Seybold Clinic | | 2876 | 2364 | 2538 | 3879 |
| 567 | 7548 | Tri-County Family Medicine | | 7832 | 7047 | 2538 | 3879 |
| 568 | 2134 | Gatorade Sports Science Institute | | 3730 | 1167 | 2538 | 3076 |
| 569 | 402 | American Heart Association | | 175 | 17 | 2538 | 1975 |
| 570 | 3152 | High Scope Educational Research Foundation | | 4884 | 823 | 2538 | 3879 |
| 571 | 4679 | Ingalls Health System | | 6631 | 2779 | 2538 | 3879 |
| 572 | 2859 | South Texas Veterans Health Care System | | 5447 | 6963 | 2538 | 649 |
| 573 | 4400 | Health Research and Educational Trust | | 4823 | 2468 | 2538 | 3879 |
| 574 | 5132 | Ibero American Science & Education Consortium | | 5864 | 3487 | 2538 | 3879 |
| 575 | 3097 | Hunter Holmes McGuire Richmond VA Medical Center | | 5336 | 6326 | 2538 | 1292 |
| 576 | 6004 | VA Central California Health Care System | | 6486 | 6836 | 2538 | 3252 |
| 577 | 1799 | Radiation Therapy Oncology Group | | 3525 | 1818 | 2538 | 2104 |
| 578 | 4365 | Arizona Oncology Associates | | 3302 | 2530 | 2538 | 3879 |
| 579 | 1266 | NASA Goddard Institute for Space Studies | | 1301 | 2459 | 2538 | 667 |
| 580 | 3716 | Phoenix VA Health Care System | | 6194 | 6269 | 2538 | 2039 |
| 581 | 2482 | Earthwatch Institute | | 2762 | 360 | 2538 | 3879 |
| 582 | 7689 | VA Medical Center Poplar Bluff Missouri | | 7598 | 7385 | 2538 | 3879 |
| 583 | 1764 | Economic Policy Institute | | 1475 | 89 | 2538 | 3879 |
| 584 | 2379 | VA Connecticut Healthcare System | | 6472 | 6215 | 2538 | 543 |
| 585 | 5111 | Omega-3 Research Institute | | 7945 | 2904 | 2538 | 3879 |
| 586 | 3247 | Central Texas Veterans Health Care System | | 6371 | 6085 | 2538 | 1590 |
| 587 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 588 | 132 | Children's Hospital Boston | | 378 | 144 | 2538 | 37 |
| 589 | 7723 | VA Medical Center Wilkes-Barre Pennsylvania | | 6987 | 7484 | 2538 | 3879 |
| 590 | 5387 | Will Rogers Institute | | 7233 | 3662 | 2538 | 3879 |
| 591 | 7098 | VA Gulf Coast Veterans Health Care System | | 6667 | 6419 | 2538 | 3879 |
| 592 | 1550 | Medical City Hospital | | 1508 | 2209 | 2538 | 1490 |
| 593 | 4068 | Vermont Institute Natural Science | | 4187 | 2014 | 2538 | 3879 |
| 594 | 6237 | Lebanon VA Medical Center | | 6138 | 7193 | 2538 | 3191 |
| 595 | 5276 | Town Center Orthopaedic Associates | | 6794 | 3558 | 2538 | 3879 |
| 596 | 3007 | VA Long Beach Healthcare System | | 6758 | 5932 | 2538 | 1380 |
| 597 | 4636 | Helen Hayes Hospital | | 4442 | 2881 | 2538 | 3879 |
| 598 | 7868 | H L Snyder Medical Foundation | | 7669 | 7678 | 2538 | 3879 |
| 599 | 5458 | Hope Heart Institute | | 7152 | 3775 | 2538 | 3879 |
| 600 | 5669 | Iowa Heart Center | | 6571 | 4190 | 2538 | 3879 |
