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Research for the People

The NIH invests most of its nearly $48 billion budget¹ in medical research for the American people.

Nearly 83 percent² of NIH’s funding is awarded for , largely through almost 50,000 to more than 300,000 researchers at more than 2,500 universities, medical schools, and other research institutions in every state.

In addition, approximately 11 percent² of the NIH's budget supports projects conducted by , most of which are on the NIH campus in Bethesda, Maryland. The remaining 6 percent² covers research support, administrative, and facility construction, maintenance, or operational costs.

Justifications, Testimonies, and Appropriations

• Budget Requests — congressional justifications
• Congressional Testimony — budget requests & testimony by the NIH Director
• History of NIH Appropriations — from 1938

Funding for Diseases, Conditions, Research Areas

• , conditions, and research areas, based on actual grants, contracts, research conducted at NIH, and other mechanisms of support.

Grants Awarded

• — universities and research organizations around the nation receiving research grants and contracts
• — funding for grants and contracts
• — annual percentage of research grant applications that are funded
• — a searchable database of NIH-funded research projects

¹ Based on historical distribution of actual FY 2022 obligations across extramural and intramural mechanisms that comprise the annual NIH budget.

² Reflects the sum of enacted discretionary budget authority of slightly over $46.1 billion received under the Consolidated Appropriations Act, 2023 (P.L. 117-328). The budget total of $47.7 billion also includes $1.412 billion derived from PHS Evaluation financing, $141.5 million mandatory funding for the Special type 1 diabetes account, and $1.085 billion received from 21^st Century Cures Act allocations.  Appropriations received by the recently established Advanced Research Projects Agency for Health (ARPA-H) are excluded as is unobligated carryover related to emergency pandemic supplemental appropriations enacted prior to FY 2022 and resources from the HHS Nonrecurring Expenses Fund (NEF).