Feinstein is the laboratory and faculty home of the Elmezzi Graduate School of Molecular Medicine.

[5] Board member Leonard Feinstein, co-founder of Bed Bath & Beyond, made a $25 million gift that led to the institute being renamed as The Feinstein Institutes for Medical Research in 2005.

[5] That same year, Kevin J. Tracey, MD was appointed President of the Feinstein Institutes and took the place of CEO in January 2006.

[10] In 2024, Feinstein Institutes for Medical Research comprises the following five institutes: Feinstein publishes two open-access, international peer-reviewed medical journals in partnership with BioMed Central, part of Springer Nature: Molecular Medicine and Bioelectronic Medicine.

[12] Support includes: The cores include: In 2016, the Feinstein Institutes for Medical Research agreed to pay the U.S. Department of Health and Human Services, Office for Civil Rights (OCR), $3.9 million to settle potential violations of the Health Insurance Portability and Accountability Act of 1996 (HIPAA) privacy and security rules and to undertake a substantial corrective action plan to bring its operations into compliance.