Mayo Clinic Facts

An Inside Look at Mayo Clinic

Reflecting on our commitment to care, research, our community and our people.

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This year, 1.3 million people from all 50 states and 140 countries came to Mayo Clinic for care.


  • Staff physicians and scientists: 4,500
  • Residents, fellows and others: 2,400
  • Allied health staff (clinic and hospital): 57,100
  • Total: 64,000

Patient care*

  • Total clinic patients: 1,318,300
  • Hospital admissions: 128,000
  • Hospital days of patient care: 641,000

(*Rounded numbers)


Research personnel

  • Physicians and medical scientists: 575
  • Allied health personnel: 3,392

Research activity

  • New human research studies approved by Institutional Review Board: 2,723
  • Active human research studies: 11,028
  • Research publications and review articles in peer-reviewed journals: 7,305
  • Education and Research funding (in millions): 946
  • Government, foundations and industry: 440
  • Mayo Clinic funds and benefactor gifts: 506


Mayo School of Graduate Medical Education

Mayo trains doctors in 273 residency and fellowship programs, representing virtually all medical specialties.

  • Enrollment: 1,696
  • Graduates: 670

Mayo Graduate School

  • Enrollment: 277
  • Ph.D. graduates: 44
  • M.S. graduates: 33

Mayo Medical School

  • Enrollment: 208
  • Graduates: 58 (anticipated in May 2016)

Mayo School of Health Sciences

Prepares students in 125 programs representing more than 55 health science careers.

  • Enrollment: 1,725
  • Graduates: 1,108

Mayo School of Continuous Professional Development

  • Physician participants: 81,626
  • Nonphysician participants: 49,774

Financial information (in millions)

  • Total revenue from current activity: $10,315
  • Income from current activities: $526
  • Contributions from benefactors: $277

Conflict of interest

Mayo Clinic and its staff often collaborate with industry to improve patient care through research agreements, invention licenses and consulting activities. The Mayo Clinic Conflict of Interest Review Board oversees all such activities. Mayo Clinic and its staff members do not receive any royalties for inventions or technology developed at Mayo and subsequently prescribed for Mayo Clinic patients.

If you have questions about Mayo Clinic industry relationships, please ask your physician or contact the Office of Conflict of Interest Review at 507-284-0075.

More information

See more facts about Mayo Clinic:

These facts were accurate as of December 2015.