| 601 | 57 | National Bureau of Economic Research |  | 119 | 27 | 1700 | 181 |
| 602 | 32 | National Cancer Institute | | 198 | 20 | 2117 | 45 |
| 603 | 2764 | National Capital Poison Center | | 5531 | 499 | 2538 | 3879 |
| 604 | 502 | National Center for Atmospheric Research | | 5716 | 708 | 2538 | 148 |
| 605 | 76 | National Center for Biotechnology Information | | 2 | 59 | 208 | 574 |
| 606 | 823 | National Center for Complementary and Integrative Health | | 2528 | 100 | 2538 | 2290 |
| 607 | 3116 | National Center for Ecological Analysis and Synthesis | | 1484 | 2718 | 1102 | 3879 |
| 608 | 4269 | National Center for Education in Maternal and Child Health | | 3870 | 2358 | 2538 | 3879 |
| 609 | 7405 | National Center for Ethics in Health Care | | 5336 | 7056 | 2538 | 3879 |
| 610 | 1809 | National Center for Genome Resources | | 6456 | 1711 | 2090 | 2867 |
| 611 | 3701 | National Center for Manufacturing Sciences | | 3698 | 1505 | 2538 | 3879 |
| 612 | 3774 | National Center for Posttraumatic Stress Disorder | | 3434 | 1626 | 2538 | 3879 |
| 613 | 7744 | National Center for Rehabilitative Auditory Research | | 6485 | 7558 | 2538 | 3879 |
| 614 | 2355 | National Center for Supercomputing Applications | | 1034 | 2048 | 2538 | 2919 |
| 615 | 3985 | National Center for Voice and Speech | | 4532 | 1854 | 2538 | 3879 |
| 616 | 4996 | National Center on Minority Health and Health Disparities | | 4514 | 3393 | 2538 | 3879 |
| 617 | 4074 | National Centers for Environmental Prediction | | 208 | 3423 | 2538 | 3660 |
| 618 | 2825 | National Child Traumatic Stress Network | | 6079 | 904 | 2538 | 3660 |
| 619 | 3125 | National Childhood Cancer Foundation | | 3486 | 850 | 2538 | 3879 |
| 620 | 1457 | National Development Research Institute Inc | | 6635 | 3329 | 671 | 1906 |
| 621 | 2792 | National Energy Research Scientific Computing Center | | 1069 | 649 | 2538 | 3879 |
| 622 | 498 | National Energy Technology Laboratory | | 590 | 1457 | 285 | 689 |
| 623 | 1593 | National Evolutionary Synthesis Center | | 4029 | 1578 | 2538 | 1906 |
| 624 | 246 | National Eye Institute | | 2673 | 180 | 1195 | 686 |
| 625 | 2318 | National Geospatial-Intelligence Agency (Defense Mapping Agency) | | 1259 | 301 | 2538 | 3879 |
| 626 | 189 | National Heart Lung and Blood Institute | | 1535 | 799 | 267 | 120 |
| 627 | 841 | National High Magnetic Field Laboratory MagLab | | 2767 | 1100 | 2538 | 513 |
| 628 | 298 | National Human Genome Research Institute | | 1735 | 110 | 2538 | 349 |
| 629 | 3719 | National Initiative for Children's Healthcare Quality | | 2903 | 1581 | 2538 | 3879 |
| 630 | 1034 | National Institute of Aerospace | | 3576 | 1736 | 1587 | 1526 |
| 631 | 276 | National Institute of Allergy and Infectious Diseases | | 1997 | 1729 | 119 | 97 |
| 632 | 997 | National Institute of Arthritis and Musculoskeletal and Skin Diseases | | 2636 | 1245 | 2538 | 738 |
| 633 | 1566 | National Institute of Biomedical Imaging and Bioengineering | | 2349 | 3675 | 2538 | 711 |
| 634 | 575 | National Institute of Child Health and Human Development | | 1449 | 1049 | 2538 | 175 |
| 635 | 1184 | National Institute of Dental and Craniofacial Research | | 3202 | 1609 | 2538 | 834 |
| 636 | 297 | National Institute of Diabetes and Digestive and Kidney Diseases | | 1360 | 984 | 767 | 203 |
| 637 | 260 | National Institute of Environmental Health Sciences | | 218 | 965 | 167 | 294 |
| 638 | 1689 | National Institute of Food and Agriculture (Cooperative State Research Education and Extension Service) | | 721 | 412 | 1247 | 3879 |
| 639 | 2579 | National Institute of General Medical Sciences | | 1703 | 2523 | 2538 | 2919 |
| 640 | 2000 | National Institute of Health Center for Information Technology | | 1562 | 2714 | 2538 | 2039 |
| 641 | 4915 | National Institute of Health Center for Scientific Review | | 3971 | 5590 | 2538 | 3316 |
| 642 | 688 | National Institute of Health Clinical Center | | 5144 | 2193 | 1411 | 368 |
| 643 | 1612 | National Institute of Health John E. Fogarty International Center | | 3618 | 4035 | 2538 | 623 |
| 644 | 421 | National Institute of Mental Health | | 478 | 416 | 2538 | 241 |
| 645 | 291 | National Institute of Neurological Disorders and Stroke | | 1231 | 865 | 363 | 320 |
| 646 | 2173 | National Institute of Nursing Research | | 4983 | 3067 | 2538 | 2002 |
| 647 | 14 | National Institute of Standards and Technology | | 42 | 14 | 21 | 83 |
| 648 | 4389 | National Institute of Statistical Sciences | | 3730 | 2538 | 2538 | 3879 |
| 649 | 310 | National Institute on Aging | | 1633 | 946 | 923 | 218 |
| 650 | 662 | National Institute on Alcohol Abuse and Alcoholism | | 2544 | 680 | 2538 | 452 |
| 651 | 1120 | National Institute on Deafness and other Communication Disorders | | 3563 | 2426 | 1590 | 1300 |
| 652 | 217 | National Institute on Drug Abuse | | 967 | 37 | 2538 | 380 |
| 653 | 1 | National Institutes of Health | | 1 | 2 | 2 | 5 |
| 654 | 556 | National Jewish Medical and Research Center | | 1892 | 542 | 2538 | 401 |
| 655 | 1907 | National Kidney Foundation | | 870 | 134 | 2538 | 3879 |
| 656 | 279 | National Library of Medicine | | 3 | 119 | 2538 | 537 |
| 657 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 658 | 9 | National Oceanic and Atmospheric Administration | | 30 | 6 | 22 | 68 |
| 659 | 393 | National Optical Astronomy Observatory | | 720 | 205 | 2426 | 725 |
| 660 | 6643 | National Pediatric Myoclonus Center | | 7532 | 5567 | 2538 | 3879 |
| 661 | 6023 | National Perinatal Information Center | | 6580 | 4721 | 2538 | 3879 |
| 662 | 1223 | National Radio Astronomy Observatory | | 243 | 153 | 510 | 3879 |
| 663 | 3330 | National Rehabilitation Hospital Research Center | | 1899 | 1134 | 2538 | 3879 |
| 664 | 48 | National Renewable Energy Laboratory | | 501 | 79 | 61 | 171 |
| 665 | 4275 | National Research Corporation | | 4805 | 2291 | 2538 | 3879 |
| 666 | 3443 | National Resource Center for Health Information Technology | | 1689 | 1285 | 2538 | 3879 |
| 667 | 874 | National Solar Observatory | | 2504 | 660 | 1648 | 2141 |
| 668 | 7292 | National Surgery Adjuvant Breast Bowel Project | | 6302 | 6813 | 2538 | 3879 |
| 669 | 2468 | National Technical Information Service | | 1267 | 386 | 2538 | 3879 |
| 670 | 3474 | National Telecommunications and Information Administration | | 735 | 1404 | 2538 | 3879 |
| 671 | 3068 | National Tropical Botanical Garden | | 3600 | 786 | 2538 | 3879 |
| 672 | 5516 | Native American Cancer Research | | 5048 | 4129 | 2538 | 3879 |
| 673 | 742 | Natural History Museum of los Angeles County | | 1073 | 314 | 1044 | 2584 |
| 674 | 1336 | Navy Medicine | | 788 | 3126 | 2144 | 1279 |
| 675 | 6261 | Nebraska Orthopaedic and Sports Medicine | | 6910 | 5049 | 2538 | 3879 |
| 676 | 6955 | Nebraska Spine + Pain Center | | 7553 | 6083 | 2538 | 3879 |
| 677 | 329 | Nemours Childrens Clinic | | 1050 | 573 | 785 | 554 |
| 678 | 2326 | Neri New England Research Institutes | | 7180 | 4444 | 2538 | 1366 |
| 679 | 5909 | NeuroDevelopment Center | | 7133 | 4493 | 2538 | 3879 |
| 680 | 3574 | Neuropsychiatric Research Institute | | 7285 | 6104 | 2538 | 1920 |
| 681 | 4367 | Neuroscience Education Institute | | 5175 | 3893 | 2538 | 3509 |
| 682 | 1989 | New England Complex Systems Institute | | 4172 | 737 | 2355 | 3509 |
| 683 | 6504 | New Hampshire Musculoskeletal Institute | | 6299 | 5485 | 2538 | 3879 |
| 684 | 6557 | New Iberia Research Center | | 7733 | 5352 | 2538 | 3879 |
| 685 | 4861 | New Jersey Center for Biomaterials | | 5986 | 4642 | 2538 | 3509 |
| 686 | 7629 | New Jersey Equine Clinic | | 7740 | 7226 | 2538 | 3879 |
| 687 | 4297 | New Mexico Clinical Research and Osteoporosis Center | | 7406 | 5668 | 2538 | 2822 |
| 688 | 6143 | New Mexico Petroleum Recovery Research Center | | 7174 | 4822 | 2538 | 3879 |
| 689 | 1326 | New York Academy of Medicine | | 2288 | 759 | 2538 | 2104 |
| 690 | 2406 | New York Blood Center | | 5460 | 1151 | 1249 | 3879 |
| 691 | 384 | New York Botanical Garden | | 291 | 183 | 1309 | 1596 |
| 692 | 1025 | New York Eye and Ear Infirmary | | 4622 | 1293 | 2319 | 1288 |
| 693 | 3158 | New York Eye Cancer Center | | 5879 | 2229 | 2538 | 3316 |
| 694 | 5182 | New York Headache Center | | 5025 | 3610 | 2538 | 3879 |
| 695 | 147 | New York Presbyterian University Hospital of Columbia and Cornell | | 741 | 328 | 650 | 177 |
| 696 | 2064 | New York State Institute for Basic Research in Developmental Disabilities | | 3144 | 1943 | 2538 | 2487 |
| 697 | 1780 | Newton Wellesley Hospital | | 4154 | 1668 | 2538 | 2141 |
| 698 | 1389 | Nicklaus Children's Hospital (Miami Children's Hospital Pediatric Healthcare) | | 1605 | 1199 | 2538 | 1813 |
| 699 | 5310 | NIH Department of Clinical Bioethics | | 6531 | 3646 | 2538 | 3879 |
| 700 | 4711 | NIH Intramural Sequencing Center | | 7684 | 7297 | 2538 | 1992 |
