| 1101 | 5038 | Mountainside Hospital |  | 5623 | 3361 | 2538 | 3879 |
| 1102 | 3528 | Mount Auburn Hospital | | 4122 | 1988 | 2538 | 3660 |
| 1103 | 2984 | Mount Washington Observatory | | 5489 | 662 | 2538 | 3879 |
| 1104 | 5376 | MPI Research | | 7834 | 3447 | 2538 | 3879 |
| 1105 | 5699 | Minneapolis Heart Institute | | 5940 | 4317 | 2538 | 3879 |
| 1106 | 1612 | Minneapolis Heart Institute Foundation | | 4605 | 2944 | 2538 | 1061 |
| 1107 | 5171 | Materials Research Science & Engineering Centers | | 4140 | 3658 | 2538 | 3879 |
| 1108 | 4361 | NASA Marshall Space Flight Center | | 598 | 2810 | 2538 | 3879 |
| 1109 | 5418 | Marine Spill Response Corporation | | 6260 | 3840 | 2538 | 3879 |
| 1110 | 2596 | Mathematical Sciences Research Institute | | 610 | 523 | 2538 | 3879 |
| 1111 | 4488 | Gallatin National Forest Avalanche Center | | 2072 | 2835 | 2538 | 3879 |
| 1112 | 2963 | Mount Wilson Observatory | | 7193 | 969 | 2538 | 3660 |
| 1113 | 450 | McGill University Health Centre |  | 842 | 866 | 2538 | 108 |
| 1114 | 7225 | Museo de Antropologia |  | 6417 | 6671 | 2538 | 3879 |
| 1115 | 1709 | National Academy of Engineering | | 937 | 380 | 2538 | 3316 |
| 1116 | 2825 | US National Agricultural Library | | 60 | 863 | 2538 | 3879 |
| 1117 | 3330 | National Rehabilitation Hospital Research Center | | 1899 | 1134 | 2538 | 3879 |
| 1118 | 5059 | NASA Advanced Supercomputing Division | | 2328 | 3642 | 2538 | 3879 |
| 1119 | 3200 | National Academy for State Health Policy | | 2614 | 944 | 2538 | 3879 |
| 1120 | 6801 | Nashville Hip Institute | | 7191 | 5881 | 2538 | 3879 |
| 1121 | 7503 | Nashville Neuroscience Group | | 7785 | 6958 | 2538 | 3879 |
| 1122 | 3207 | National Academy of Social Insurance | | 3056 | 932 | 2538 | 3879 |
| 1123 | 1534 | National Academy of Sciences | | 1834 | 230 | 2538 | 3316 |
| 1124 | 5516 | Native American Cancer Research | | 5048 | 4129 | 2538 | 3879 |
| 1125 | 556 | National Jewish Medical and Research Center | | 1892 | 542 | 2538 | 401 |
| 1126 | 841 | National High Magnetic Field Laboratory MagLab | | 2767 | 1100 | 2538 | 513 |
| 1127 | 438 | Smithsonian Institution National Museum of Natural History | | 2454 | 258 | 2538 | 383 |
| 1128 | 502 | National Center for Atmospheric Research | | 5716 | 708 | 2538 | 148 |
| 1129 | 823 | National Center for Complementary and Integrative Health | | 2528 | 100 | 2538 | 2290 |
| 1130 | 4269 | National Center for Education in Maternal and Child Health | | 3870 | 2358 | 2538 | 3879 |
| 1131 | 4074 | National Centers for Environmental Prediction | | 208 | 3423 | 2538 | 3660 |
| 1132 | 3701 | National Center for Manufacturing Sciences | | 3698 | 1505 | 2538 | 3879 |
| 1133 | 7744 | National Center for Rehabilitative Auditory Research | | 6485 | 7558 | 2538 | 3879 |
| 1134 | 5119 | Usfs North Central Research Station | | 3486 | 3640 | 2538 | 3879 |
| 1135 | 2355 | National Center for Supercomputing Applications | | 1034 | 2048 | 2538 | 2919 |
| 1136 | 2825 | National Child Traumatic Stress Network | | 6079 | 904 | 2538 | 3660 |
| 1137 | 3985 | National Center for Voice and Speech | | 4532 | 1854 | 2538 | 3879 |
| 1138 | 3212 | VA Nebraska-Western Iowa Health Care System | | 5311 | 6187 | 2538 | 1538 |
| 1139 | 6261 | Nebraska Orthopaedic and Sports Medicine | | 6910 | 5049 | 2538 | 3879 |
| 1140 | 6955 | Nebraska Spine + Pain Center | | 7553 | 6083 | 2538 | 3879 |
| 1141 | 2526 | Nuclear Energy Institute | | 3812 | 371 | 2538 | 3879 |
| 1142 | 4367 | Neuroscience Education Institute | | 5175 | 3893 | 2538 | 3509 |
| 1143 | 3906 | Northeast Midwest Institute | | 5943 | 1653 | 2538 | 3879 |
| 1144 | 2326 | Neri New England Research Institutes | | 7180 | 4444 | 2538 | 1366 |
| 1145 | 2792 | National Energy Research Scientific Computing Center | | 1069 | 649 | 2538 | 3879 |
| 1146 | 1593 | National Evolutionary Synthesis Center | | 4029 | 1578 | 2538 | 1906 |
| 1147 | 5909 | NeuroDevelopment Center | | 7133 | 4493 | 2538 | 3879 |
| 1148 | 7588 | VA New England Healthcare System | | 6389 | 7286 | 2538 | 3879 |
| 1149 | 6307 | Maine Center for Cancer Medicine and Blood Disorders | | 7061 | 5101 | 2538 | 3879 |
| 1150 | 4534 | VA New Jersey Health Care System | | 7068 | 6562 | 2538 | 2487 |
| 1151 | 4721 | Southeast Louisiana Veterans Health Care System | | 5872 | 6645 | 2538 | 2653 |
| 1152 | 2318 | National Geospatial-Intelligence Agency (Defense Mapping Agency) | | 1259 | 301 | 2538 | 3879 |
| 1153 | 6504 | New Hampshire Musculoskeletal Institute | | 6299 | 5485 | 2538 | 3879 |
| 1154 | 662 | National Institute on Alcohol Abuse and Alcoholism | | 2544 | 680 | 2538 | 452 |
| 1155 | 997 | National Institute of Arthritis and Musculoskeletal and Skin Diseases | | 2636 | 1245 | 2538 | 738 |
| 1156 | 1566 | National Institute of Biomedical Imaging and Bioengineering | | 2349 | 3675 | 2538 | 711 |
| 1157 | 575 | National Institute of Child Health and Human Development | | 1449 | 1049 | 2538 | 175 |
| 1158 | 3719 | National Initiative for Children's Healthcare Quality | | 2903 | 1581 | 2538 | 3879 |
| 1159 | 1389 | Nicklaus Children's Hospital (Miami Children's Hospital Pediatric Healthcare) | | 1605 | 1199 | 2538 | 1813 |
| 1160 | 1184 | National Institute of Dental and Craniofacial Research | | 3202 | 1609 | 2538 | 834 |
| 1161 | 2579 | National Institute of General Medical Sciences | | 1703 | 2523 | 2538 | 2919 |
| 1162 | 421 | National Institute of Mental Health | | 478 | 416 | 2538 | 241 |
| 1163 | 4996 | National Center on Minority Health and Health Disparities | | 4514 | 3393 | 2538 | 3879 |
| 1164 | 2173 | National Institute of Nursing Research | | 4983 | 3067 | 2538 | 2002 |
| 1165 | 6557 | New Iberia Research Center | | 7733 | 5352 | 2538 | 3879 |
| 1166 | 4711 | NIH Intramural Sequencing Center | | 7684 | 7297 | 2538 | 1992 |
| 1167 | 4389 | National Institute of Statistical Sciences | | 3730 | 2538 | 2538 | 3879 |
| 1168 | 4861 | New Jersey Center for Biomaterials | | 5986 | 4642 | 2538 | 3509 |
| 1169 | 7629 | New Jersey Equine Clinic | | 7740 | 7226 | 2538 | 3879 |
| 1170 | 279 | National Library of Medicine | | 3 | 119 | 2538 | 537 |
| 1171 | 3838 | National Minority AIDS Council | | 3934 | 1697 | 2538 | 3879 |
| 1172 | 4297 | New Mexico Clinical Research and Osteoporosis Center | | 7406 | 5668 | 2538 | 2822 |
| 1173 | 7279 | US Naval Observatory Flagstaff Station | | 7570 | 6630 | 2538 | 3879 |
| 1174 | 7171 | Centro Cientifico Tecnologico CONICET Nordeste | | 5062 | 6673 | 2538 | 3879 |
| 1175 | 3149 | VA Northern California Health Care System | | 6151 | 6356 | 2538 | 1300 |
| 1176 | 7829 | Northern California Research Corporation | | 7553 | 7613 | 2538 | 3879 |
| 1177 | 7265 | VA Northern Indiana Health Care System | | 6869 | 6706 | 2538 | 3879 |
| 1178 | 2653 | North Florida/South Georgia Veterans Health System | | 5271 | 5832 | 2538 | 1084 |
| 1179 | 4515 | Veterans Affairs Medical Center Northport | | 7292 | 6850 | 2538 | 2249 |
| 1180 | 2703 | VA North Texas Health Care System | | 5965 | 5956 | 2538 | 1051 |
| 1181 | 6523 | Northwest Orthopaedic Institute | | 7255 | 5413 | 2538 | 3879 |
| 1182 | 4275 | Norwalk Hospital | | 4350 | 2325 | 2538 | 3879 |
| 1183 | 7133 | Norwood Clinic | | 7767 | 6303 | 2538 | 3879 |
| 1184 | 7563 | Phoenix Heart Center | | 8091 | 6807 | 2538 | 3879 |
| 1185 | 6023 | National Perinatal Information Center | | 6580 | 4721 | 2538 | 3879 |
| 1186 | 6304 | Olin Neuropsychiatry Research Center | | 7137 | 5079 | 2538 | 3879 |
| 1187 | 3222 | National Research Council Canada | | 4029 | 923 | 2538 | 3879 |
| 1188 | 6960 | Northern Rockies Conservation Cooperative | | 8011 | 5721 | 2538 | 3879 |
| 1189 | 4275 | National Research Corporation | | 4805 | 2291 | 2538 | 3879 |
| 1190 | 3574 | Neuropsychiatric Research Institute | | 7285 | 6104 | 2538 | 1920 |
| 1191 | 3347 | USDA Forest Service Northern Research Station | | 505 | 1252 | 2538 | 3879 |
| 1192 | 7292 | National Surgery Adjuvant Breast Bowel Project | | 6302 | 6813 | 2538 | 3879 |
| 1193 | 2473 | Natural Sciences and Engineering Research Council of Canada | | 556 | 431 | 2538 | 3879 |
| 1194 | 4149 | North-South Institute | | 4166 | 2109 | 2538 | 3879 |
| 1195 | 3068 | National Tropical Botanical Garden | | 3600 | 786 | 2538 | 3879 |
| 1196 | 3474 | National Telecommunications and Information Administration | | 735 | 1404 | 2538 | 3879 |
| 1197 | 5031 | RIT National Technical Institute for the Deaf | | 2379 | 3612 | 2538 | 3879 |
| 1198 | 2468 | National Technical Information Service | | 1267 | 386 | 2538 | 3879 |
| 1199 | 1780 | Newton Wellesley Hospital | | 4154 | 1668 | 2538 | 2141 |
| 1200 | 6021 | USGS National Wildlife Health Center | | 6156 | 4769 | 2538 | 3879 |
