Here are the top six gifts and pledges from individuals to hospitals or healthcare organizations to date in 2017.
The Chronicle of Philanthropy maintains a database of gifts of $1 million or more made by individuals to various charitable institutions.
This particular list includes gifts under "health" and "medical research" by The Chronicle of Philanthropy. Please note that many of the gifts are of equal value, meaning more than six are listed.
1.$100 million to University of Chicago Medicine
Donor: Craig and Janet Duchossois. Mr. Duchossois is the chairman of Duchossois Group, a holding company.
Details: The pledge will establish the Duchossois Family Institute, focusing on research regarding how the immune system, genetics and microbiomes interact to maintain human health.
2. $25 million to Mayo Clinic (Jacksonville, Fla.)
Donor: A. Dano and Brenda Davis. Mr. Davis' family founded the Winn-Dixie grocery store chain.
Details: The donation will be used to fund an expansion of the medical center in Jacksonville, Fla., recruit physicians and advance medical research.
2. $25 million to Boston Medical Center
Donor: John and Eilene Grayken. Mr. Grayken owns Lone Star Funds, a private equity fund.
Details: The gift will establish the Grayken Center for Addiction Medicine. The center will focus on drug research, treatment and addiction prevention.
2. $25 million to Feinstein Institute for Medical Research (Manhasset, N.Y.)
Donor: Leonard and Susan Feinstein. Mr. Feinstein co-founded Bed Bath and Beyond. The couple also gifted $25 million to the institute in 2005 in honor of their son, who suffered a traumatic brain injury.
Details: The donation will advance research in neuroscience, autoimmunity and bioelectronics.
2. $25 million to Feed the Truth (New York City)
Donor: Daniel Lubetzky. Mr. Lubetzky is the founder and CEO of Kind Health Snacks.
Details: This pledge will create the Feed the Truth Organization, a public health oriented organization focused on increasing transparency in food and beverage companies.
2. $25 million to University of Texas Health San Antonio
Donor: Joe R. and Teresa Lozano Long. Mr. Long is a retired banker and lawyer. He was formerly the Chief of the Enforcement Division in Texas and organized First State Bank and Community National Bank.
Details: Most of the donation ($20 million) will go toward faculty recruitment, $4 million will be used for scholarships and $1 million will endow the medical school dean's position.
3. $21 million to Chicago Biomedical Consortium
Donor: Searle Funds (Searle family). The family sold their pharmaceutical company, G.D. Searle & Company, to Monsanto in 1985.
Details: The pledge will support joint medical research at Evanston, Ill.-based Northwestern University, University of Illinois at Chicago and University of Chicago.
3.$21 million to University of Pennsylvania, Basser Research Center for BRCA (Philadelphia)
Donor: Jon and Mindy Gray. Mr. Gray oversees real estate at Blackstone, a global investment firm.
Details: The donation will advance research, clinical trials and educational outreach for patients with hereditary cancers.
4. $21 million to Rehabilitation Institution of Chicago
Donor: Lester and Renèe Crown. Mr. Crown is the president of investment firm Henry Crown and Company and the chairman of the Material Service Corp., which is a stone, sand and gravel company.
Details: The gift will go toward maintaining the Renèe Crown Center for Spinal Cord Innovation.
5. $15 million to Northwestern University (Evanston, Ill.)
Donor: John and Laura Potocsnak. Mr. Potocsnak is the CEO of Corrugated Supplies Co., which manufactures cardboard.
Details: The donation will establish a biomedical research center, which will focus on cancer, heart disease, neurodegenerative disorders and genetics at Northwestern's Feinberg School of Medicine in Chicago.
6. $12.5 million to Weill Medical College of Cornell University (Ithaca, N.Y.)
Donor: Jeffery Feil, a real estate investor in New York.
Details: The gift will establish a new student center to create more space for classes, collaborative projects and advanced patient care training.