The National Comprehensive Cancer Network (NCCN) is an alliance of 33^[1] cancer centers in the United States, most of which are designated by the National Cancer Institute (one of the U.S. National Institutes of Health) as comprehensive cancer centers. It is a non-profit organization with offices in Plymouth Meeting, Pennsylvania. John W. Sweetenham, MD, FRCP, FACP, FASCO, from UT Southwestern Simmons Comprehensive Cancer Center, is chairman of the NCCN Board of Directors.^[2] It publishes a peer-reviewed medical journal called Journal of the National Comprehensive Cancer Network.

The NCCN was publicly announced in 1995.^[3]

The first edition of the Journal of the National Comprehensive Cancer Network was published in 2003.^[3]

Experts from the 33 NCCN Member Institutions are recognized for dealing with complex, aggressive, or rare cancers.^[1]

The 33 NCCN Member Institutions are:

• Abramson Cancer Center at the University of Pennsylvania
• Alvin J. Siteman Cancer Center at Barnes-Jewish Hospital and Washington University School of Medicine
• Case Comprehensive Cancer Center/University Hospitals Seidman Cancer Center and Cleveland Clinic Taussig Cancer Institute
• City of Hope National Medical Center
• Dana-Farber/Brigham and Women's Cancer Center | Mass General Cancer Center
• Duke Cancer Institute
• Fox Chase Cancer Center
• Fred & Pamela Buffett Cancer Center at the University of Nebraska Medical Center
• Fred Hutchinson Cancer Center
• Huntsman Cancer Institute at the University of Utah
• Indiana University Melvin and Bren Simon Comprehensive Cancer Center
• Mayo Clinic Comprehensive Cancer Center
• Memorial Sloan Kettering Cancer Center
• Moffitt Cancer Center
• O'Neal Comprehensive Cancer Center at University of Alabama at Birmingham
• Robert H. Lurie Comprehensive Cancer Center
• Roswell Park Comprehensive Cancer Center
• St. Jude Children's Research Hospital/The University of Tennessee Health Science Center
• Stanford Cancer Institute
• The Ohio State University Comprehensive Cancer Center - James Cancer Hospital and Solove Research Institute
• The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
• The UChicago Medicine Comprehensive Cancer Center
• University of Texas MD Anderson Cancer Center
• UC Davis Comprehensive Cancer Center
• UC San Diego Moores Cancer Center
• UCLA Jonsson Comprehensive Cancer Center
• UCSF Helen Diller Family Comprehensive Cancer Center
• University of Colorado Cancer Center
• University of Michigan Rogel Cancer Center
• University of Wisconsin Carbone Cancer Center
• University of Texas Southwestern Medical Center
• Vanderbilt-Ingram Cancer Center
• Yale Cancer Center/Smilow Cancer Hospital