| 1 | | California Institute for Regenerative Medicine | California | Medicine | 215 | 193,599 | 769 | 1,309 |
| 2 | | Scripps Research Institute | California | Medicine | 204 | 183,486 | 1,104 | 1,697 |
| 3 | | University of Southern California | California | Medicine | 202 | 194,080 | 1,583 | 3,610 |
| 4 | | University of California, Los Angeles | California | Medicine | 198 | 200,259 | 1,479 | 2,947 |
| 5 | | University of California San Diego | California | Medicine | 195 | 180,452 | 901 | 1,225 |
| 6 | | University of California San Diego | California | Medicine | 182 | 167,750 | 693 | 1,028 |
| 7 | | Scripps Research Institute | California | Medicine | 180 | 122,545 | 838 | 1,696 |
| 8 | | VA Palo Alto Health Care System | California | Medicine | 173 | 134,411 | 870 | 1,504 |
| 9 | | University of California, San Francisco | California | Medicine | 171 | 115,625 | 805 | 1,312 |
| 10 | | San Francisco VA Medical Center | California | Medicine | 170 | 126,357 | 891 | 1,556 |
| 11 | | Sutter Health | California | Medicine | 167 | 118,813 | 603 | 938 |
| 12 | | Sanford Burnham Prebys Medical Discovery Institute | California | Medicine | 166 | 109,233 | 430 | 642 |
| 13 | | QB3 | California | Medicine | 163 | 105,409 | 724 | 1,142 |
| 14 | | Cedars-Sinai Medical Center | California | Medicine | 162 | 115,028 | 1,010 | 2,177 |
| 15 | | Cedars-Sinai Medical Center | California | Medicine | 162 | 112,008 | 1,188 | 2,856 |
| 16 | | APLA Health | California | Medicine | 160 | 164,985 | 537 | 1,716 |
| 17 | | University of California, San Francisco | California | Medicine | 157 | 120,012 | 725 | 1,443 |
| 18 | | University of San Diego | California | Medicine | 157 | 106,373 | 622 | 1,244 |
| 19 | | Neurosciences Institute | California | Medicine | 156 | 105,317 | 1,147 | 2,220 |
| 20 | | University of California, Los Angeles | California | Medicine | 155 | 89,937 | 420 | 702 |
| 21 | | Lawrence Berkeley National Laboratory | California | Medicine | 154 | 120,857 | 505 | 1,002 |
| 22 | | University of Southern California | California | Medicine | 154 | 106,250 | 742 | 1,626 |
| 23 | | University of California, Los Angeles | California | Medicine | 153 | 91,301 | 810 | 1,694 |
| 24 | | University of California San Diego | California | Medicine | 150 | 103,849 | 785 | 1,302 |
| 25 | | University of California, San Francisco | California | Medicine | 149 | 107,740 | 707 | 1,412 |
| 26 | | Scripps Research Institute | California | Medicine | 149 | 81,900 | 576 | 863 |
| 27 | | University of California, Los Angeles | California | Medicine | 147 | 107,254 | 627 | 961 |
| 28 | | University of California, San Francisco | California | Medicine | 146 | 88,894 | 556 | 868 |
| 29 | | University of California San Diego | California | Medicine | 146 | 78,336 | 468 | 809 |
| 30 | | Stanford University | California | Medicine | 144 | 90,265 | 640 | 1,367 |
| 31 | | Prevention Institute | California | Medicine | 144 | 87,135 | 814 | 1,226 |
| 32 | | University of California, San Francisco | California | Medicine | 143 | 89,707 | 659 | 1,305 |
| 33 | | Kaiser Permanente | California | Medicine | 140 | 177,071 | 569 | 926 |
| 34 | | Cedars-Sinai Medical Center | California | Medicine | 138 | 106,322 | 470 | 700 |
| 35 | | Neurosciences Institute | California | Medicine | 138 | 68,057 | 543 | 865 |
| 36 | | Cal Poly Humboldt | California | Medicine | 137 | 134,221 | 529 | 769 |
| 37 | | University of California, San Francisco | California | Medicine | 137 | 96,257 | 502 | 767 |
| 38 | | University of California, San Francisco | California | Medicine | 136 | 75,812 | 669 | 1,023 |
| 39 | | Cedars-Sinai Medical Center | California | Medicine | 136 | 60,708 | 440 | 769 |
| 40 | | California Institute for Regenerative Medicine | California | Medicine | 134 | 74,699 | 715 | 1,464 |
| 41 | | University of Southern California | California | Medicine | 134 | 62,587 | 720 | 1,798 |
| 42 | | Palo Alto University | California | Medicine | 133 | 90,811 | 497 | 1,007 |
| 43 | | La Jolla Bioengineering Institute | California | Medicine | 133 | 63,727 | 523 | 860 |
| 44 | | University of California System | California | Medicine | 132 | 90,397 | 389 | 579 |
| 45 | | University of California, Los Angeles | California | Medicine | 130 | 94,375 | 466 | 1,114 |
| 46 | | University of California, Los Angeles | California | Medicine | 130 | 78,786 | 487 | 850 |
| 47 | | University of California San Diego | California | Medicine | 130 | 63,073 | 630 | 967 |
| 48 | | Los Angeles County Department of Public Health | California | Medicine | 130 | 60,704 | 491 | 890 |
| 49 | | University of California, Los Angeles | California | Medicine | 129 | 64,291 | 469 | 1,351 |
| 50 | | Gladstone Institutes | California | Medicine | 129 | 62,436 | 294 | 378 |
| 51 | | University of California, San Francisco | California | Medicine | 129 | 51,780 | 460 | 641 |
| 52 | | Cedars-Sinai Medical Center | California | Medicine | 128 | 75,663 | 698 | 1,435 |
| 53 | | Lawrence Berkeley National Laboratory | California | Medicine | 128 | 66,747 | 619 | 884 |
| 54 | | University of California San Diego | California | Medicine | 128 | 62,283 | 442 | 773 |
| 55 | | University of California, Los Angeles | California | Medicine | 128 | 55,005 | 336 | 510 |
| 56 | | University of California, Los Angeles | California | Medicine | 127 | 76,807 | 344 | 670 |
| 57 | | San Francisco General Hospital | California | Medicine | 127 | 69,769 | 470 | 648 |
| 58 | | University of California San Diego | California | Medicine | 127 | 65,697 | 460 | 705 |
| 59 | | Lawrence Livermore National Laboratory | California | Medicine | 127 | 57,988 | 349 | 595 |
| 60 | | University of California, San Francisco | California | Medicine | 127 | 49,836 | 418 | 512 |
| 61 | | University of California, Los Angeles | California | Medicine | 126 | 101,321 | 346 | 990 |
| 62 | | Scripps Research Institute | California | Medicine | 126 | 58,725 | 281 | 336 |
| 63 | | Gilead Sciences (United States) | California | Medicine | 125 | 78,141 | 402 | 690 |
| 64 | | University of California, San Francisco | California | Medicine | 125 | 74,131 | 378 | 730 |
| 65 | | University of San Diego | California | Medicine | 125 | 64,551 | 509 | 871 |
| 66 | | Lawrence Berkeley National Laboratory | California | Medicine | 124 | 68,132 | 345 | 624 |
| 67 | | University of California San Diego | California | Medicine | 124 | 64,116 | 495 | 895 |
| 68 | | University of Southern California | California | Medicine | 124 | 62,680 | 455 | 929 |
| 69 | | Cedars-Sinai Medical Center | California | Medicine | 123 | 65,407 | 634 | 1,112 |
| 70 | | University of California, San Francisco | California | Medicine | 123 | 61,441 | 506 | 787 |
| 71 | | University of California, Irvine | California | Medicine | 123 | 53,198 | 570 | 1,211 |
| 72 | | Kaiser Permanente | California | Medicine | 123 | 48,797 | 415 | 741 |
| 73 | | University of California Davis Medical Center | California | Medicine | 122 | 56,482 | 767 | 1,279 |
| 74 | | University of California, Los Angeles | California | Medicine | 122 | 56,355 | 540 | 899 |
| 75 | | University of California, Los Angeles | California | Medicine | 122 | 48,364 | 343 | 751 |
| 76 | | University of California, San Francisco | California | Medicine | 121 | 67,967 | 293 | 1,039 |
| 77 | | University of California San Diego | California | Medicine | 121 | 63,244 | 473 | 1,043 |
| 78 | | University of Southern California | California | Medicine | 121 | 59,481 | 570 | 1,010 |
| 79 | | University of California, Los Angeles | California | Medicine | 121 | 53,245 | 469 | 579 |
| 80 | | Stanford Medicine | California | Medicine | 121 | 49,606 | 393 | 482 |
| 81 | | University of California, San Francisco | California | Medicine | 120 | 69,273 | 447 | 1,318 |
| 82 | | Health Net | California | Medicine | 120 | 60,743 | 600 | 988 |
| 83 | | University of California San Diego | California | Medicine | 120 | 51,951 | 338 | 530 |
| 84 | | University of California, San Francisco | California | Medicine | 119 | 79,261 | 414 | 912 |
| 85 | | University of California, Irvine | California | Medicine | 119 | 47,630 | 315 | 478 |
| 86 | | University of Southern California | California | Medicine | 118 | 71,253 | 308 | 507 |
| 87 | | University of California, Los Angeles | California | Medicine | 118 | 54,119 | 426 | 836 |
| 88 | | University of California, San Francisco | California | Medicine | 118 | 52,716 | 395 | 620 |
| 89 | | University of California San Diego | California | Medicine | 118 | 51,770 | 407 | 593 |
| 90 | | Stanford University | California | Medicine | 118 | 48,430 | 471 | 706 |
| 91 | | University of California, San Francisco | California | Medicine | 117 | 62,510 | 365 | 526 |
| 92 | | Meta (United States) | California | Medicine | 117 | 58,145 | 559 | 1,523 |
| 93 | | University of California, Los Angeles | California | Medicine | 117 | 51,600 | 633 | 998 |
| 94 | | Institute on Aging | California | Medicine | 117 | 48,870 | 459 | 919 |
| 95 | | University of Southern California | California | Medicine | 116 | 65,299 | 579 | 1,038 |