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MAYO Clinic

Public charityFed auditsIRS 990
DBA: % MAYO CORPORATE TAX UNIT
Other · ROCHESTER, MN · EIN 41-6011702

Federal Audit History

Single audits filed with the Federal Audit Clearinghouse
$489.9M in federal awards expended in FY2025
YearFederal $ expendedAuditorOpinionFlags
2025$489.9MErnst & Young LLPUnmodified (clean)
2024$511.7MErnst & Young LLPUnmodified (clean)
2023$465.6MErnst & Young LLPUnmodified (clean)
2022$446.0MErnst & Young LLPUnmodified (clean)Material weakness

Federal Programs

Top programs · FY2025
ProgramAgencyExpendedMajor programFindings
Federal Direct Student LoansEducation$16.6MNo0
Aging ResearchHHS$12.3MYes0
Trans-NIH Research SupportHHS$10.9MYes0
Advanced Research Projects Agency for Health (arpa-H)HHS$8.5MYes0
Cancer Treatment ResearchHHS$8.3MYes0
National Center for Advancing Translational SciencesHHS$7.1MYes0
Extramural Research Programs in the Neurosciences and Neurological DisordersHHS$6.8MYes0
Aging ResearchHHS$6.7MYes0
Aging ResearchHHS$6.6MYes0
21ST Century Cures ACT - Precision Medicine InitiativeHHS$5.7MYes0
Source: Federal Audit Clearinghouse single audits (required of organizations expending $1,000,000+ in federal awards per year for fiscal years beginning on or after Oct 1, 2024; $750,000 before).