| 24 FoundationEIN 20-3768277 | Health | NC | $1,736,441Small | 78.20 |
| A Chance to Change FoundationEIN 73-1116884 | Health | OK | $1,714,992Small | 88.72 |
| A Kid AgainEIN 31-1440073 | Health | OH | $2,218,926Small | 94.80 |
| A Kids' Brain Tumor CureEIN 26-0295572 | Health | MA | $432,034Small | 90.71 |
| ABC² (Accelerate Brain Cancer Cure)EIN 52-2320756 | Health | DC | $2,236,166Small | 79.97 |
| Academy of Nutrition and Dietetics FoundationEIN 36-6150906 | Health | IL | $3,393,217Small | 90.16 |
| Accelerated Cure Project for Multiple Sclerosis EIN 04-3555864 | Health | MA | $1,275,657Small | 79.03 |
| Action on Smoking and HealthEIN 13-2603590 | Health | DC | $1,296,503Small | 90.77 |
| Adler Aphasia CenterEIN 02-0687863 | Health | NJ | $1,511,162Small | 93.33 |
| Advocates for YouthEIN 52-1173590 | Health | DC | $7,801,341Mid-sized | 94.00 |
| AIDS Action Committee of MassachusettsEIN 22-2707246 | Health | MA | $9,905,712Mid-sized | 85.38 |
| AIDS Community Research Initiative of AmericaEIN 13-3632234 | Health | NY | $2,741,109Small | 65.81 |
| AIDS Foundation HoustonEIN 76-0073661 | Health | TX | $4,911,843Mid-sized | 87.43 |
| AIDS UnitedEIN 52-1706646 | Health | DC | $10,649,510Mid-sized | 90.91 |
| AIDS Vaccine Advocacy CoalitionEIN 94-3240841 | Health | NY | $13,344,707Mid-sized | 93.98 |
| Alex's Lemonade Stand FoundationEIN 56-2496146 | Health | PA | $22,149,112Large | 97.40 |
| Alexander Graham Bell Association for the Deaf and Hard of HearingEIN 53-0196644 | Health | DC | $3,417,603Small | 81.88 |
| Allergy & Asthma NetworkEIN 54-1357586 | Health | VA | $2,237,716Small | 80.23 |
| Alliance Medical MinistryEIN 56-2168673 | Health | NC | $1,703,931Small | 80.15 |
| Alpha-1 FoundationEIN 65-0585415 | Health | FL | $9,757,837Mid-sized | 97.13 |
| ALS Association Minnesota/North Dakota/South Dakota ChapterEIN 41-1756085 | Health | MN | $3,987,728Mid-sized | 88.65 |
| ALS Therapy Development InstituteEIN 04-3462719 | Health | MA | $12,533,202Mid-sized | 91.93 |
| Alternatives Pregnancy CenterEIN 74-2218129 | Health | CO | $1,505,461Small | 85.35 |
| Alzheimer's AssociationEIN 13-3039601 | Health | IL | $359,577,467Large | 88.70 |
| Alzheimer's Foundation of AmericaEIN 91-1792864 | Health | NY | $6,562,695Mid-sized | 95.73 |
| Alzheimer's Research & Prevention FoundationEIN 86-0735832 | Health | AZ | $633,055Small | 80.50 |
| Alzheimer's Services of the East BayEIN 94-3081330 | Health | CA | $2,423,878Small | 74.44 |
| American Academy of Family Physicians FoundationEIN 44-6013671 | Health | KS | $4,372,723Mid-sized | 80.40 |
| American Association of Kidney PatientsEIN 11-2306416 | Health | FL | $1,102,458Small | 85.46 |
| American Autoimmune Related Diseases AssociationEIN 38-3027574 | Health | MI | $945,382Small | 98.45 |
| American Brain FoundationEIN 41-1717098 | Health | MN | $2,754,433Small | 77.61 |
| American Brain Tumor AssociationEIN 23-7286648 | Health | IL | $5,638,221Mid-sized | 89.86 |
| American Breast Cancer FoundationEIN 52-2031814 | Health | MD | $890,174Small | 73.76 |
| American Cancer SocietyEIN 13-1788491 | Health | GA | $879,276,674Large | 80.02 |
| American Committee for Shaare Zedek Medical Center In JerusalemEIN 13-5645878 | Health | NY | $20,966,439Large | 94.74 |
| American Committee for the Weizmann Institute of ScienceEIN 13-1623886 | Health | NY | $83,439,000Large | 90.96 |
| American Federation for Aging ResearchEIN 13-3045282 | Health | NY | $5,980,117Mid-sized | 92.92 |
| American Foundation for Suicide PreventionEIN 13-3393329 | Health | NY | $23,219,954Large | 89.12 |
| American Foundation for Surgery of the HandEIN 74-2428242 | Health | IL | $1,663,447Small | 90.87 |
| American Friends of ALYN HospitalEIN 13-6100833 | Health | NY | $3,113,775Small | 86.75 |
| American Friends of Magen David AdomEIN 13-1790719 | Health | NY | $34,622,656Large | 85.50 |
| American Heart AssociationEIN 13-5613797 | Health | TX | $827,059,831Large | 88.07 |
| American Italian Cancer FoundationEIN 13-3035711 | Health | NY | $1,688,237Small | 91.63 |
| American Liver FoundationEIN 36-2883000 | Health | NY | $8,921,259Mid-sized | 87.43 |
| American Lung Association of the Midland StatesEIN 31-4379531 | Health | OH | $7,270,087Mid-sized | 87.46 |
| American Lung Association, National HeadquartersEIN 13-1632524 | Health | IL | $39,339,462Large | 83.94 |
| American Medical Association FoundationEIN 36-6080517 | Health | IL | $2,759,140Small | 68.05 |
| American Psychiatric Association FoundationEIN 13-0433740 | Health | DC | $5,462,166Mid-sized | 86.81 |
| American Skin AssociationEIN 13-3401320 | Health | NY | $1,405,914Small | 92.92 |
| American Society of Transplant SurgeonsEIN 13-3048373 | Health | VA | $5,646,358Mid-sized | 83.97 |
| American Society of TransplantationEIN 42-1182936 | Health | NJ | $4,846,825Mid-sized | 90.68 |
| American Thyroid AssociationEIN 41-6038600 | Health | VA | $2,874,645Small | 91.42 |
| American Tinnitus AssociationEIN 93-0749558 | Health | VA | $918,238Small | 81.62 |
| Anesthesia Patient Safety FoundationEIN 51-0287258 | Health | IN | $1,636,311Small | 80.30 |
| Angel Flight NortheastEIN 04-3314346 | Health | MA | $831,086Small | 90.04 |
| Angel Flight WestEIN 95-3956297 | Health | CA | $8,131,490Mid-sized | 91.36 |
| Angel FoundationEIN 41-1990883 | Health | MN | $1,955,823Small | 88.55 |
| Angelman Syndrome FoundationEIN 59-3092842 | Health | IL | $2,446,564Small | 90.57 |
| Angiogenesis FoundationEIN 04-3266422 | Health | MA | $1,660,902Small | 82.32 |
| Any Baby Can of San AntonioEIN 74-2684333 | Health | TX | $3,063,243Small | 90.32 |