# Mayo Clinic

> medical practice and medical research group based in Rochester, Minnesota, United States

**Wikidata**: [Q1130172](https://www.wikidata.org/wiki/Q1130172)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mayo_Clinic)  
**Source**: https://4ort.xyz/entity/mayo-clinic

## Summary

Mayo Clinic was founded in 1889. It is a nonprofit organization.

## Summary
Mayo Clinic is a nonprofit organization and medical practice group based in Rochester, Minnesota, focused on clinical care, medical research, and education. Founded in 1889, it operates as a research institute and educational institution with additional facilities in locations such as Scottsdale. The organization is recognized as a reliable source of medical information and maintains a significant global digital presence.

## Key Facts
- **Entity Type:** Nonprofit organization, research institute, clinic, and educational institution.
- **Headquarters:** Rochester, Minnesota, United States (200 1st St SW, 55905).
- **Founded:** 1889.
- **Founders:** William Worrall Mayo, William James Mayo, Charles Horace Mayo, Augustus Stinchfield, and Henry Stanley Plummer.
- **Revenue (2020):** $6,700,100,651 USD.
- **Total Assets (2020):** $16,528,218,881 USD.
- **Donations (2020):** $2,422,520,612 USD.
- **Maximum Capacity:** 1,157.
- **Website:** `mayoclinic.org` (available in English, Spanish, Simplified Chinese, and Arabic).
- **IRS Employer ID:** 41-6011702.

## FAQs
### Q: Where is the Mayo Clinic located?
A: The organization is headquartered in Rochester, Minnesota, United States. It also operates subsidiaries and parts, such as Mayo Clinic Scottsdale and Mayo Clinic Hospital — Rochester.

### Q: Is the Mayo Clinic a nonprofit organization?
A: Yes, the Mayo Clinic is structured as a nonprofit organization.

### Q: Who founded the Mayo Clinic?
A: The clinic was founded in 1889 by William Worrall Mayo, William James Mayo, Charles Horace Mayo, Augustus Stinchfield, and Henry Stanley Plummer.

## Why It Matters
Mayo Clinic plays a critical role in the global healthcare landscape as a major integrated medical practice and research group. Its significance is underscored by its substantial financial resources, with total assets exceeding $16.5 billion as of 2020, which supports extensive medical research and patient care initiatives. As a nonprofit organization, it reinvests its revenue—including over $6.7 billion in 2020—into its mission of clinical care, education, and research. The institution is widely recognized as a reliable authority in the medical field, evidenced by its official classification as a "source known to be reliable" in media bias and fact-check assessments. This reputation allows it to serve as a trusted educational resource for millions worldwide through its multilingual website and verified social media channels.

## Notable For
- **Integrated Mission:** Operating simultaneously as a clinic, a research institute, and an educational institution.
- **Financial Scale:** Managing over $16.5 billion in assets and generating nearly $6.7 billion in revenue (as of 2020).
- **Philanthropic Support:** Receiving over $2.4 billion in donations in 2020 alone.
- **Information Reliability:** Being officially rated as a "source known to be reliable" for media reliability.
- **Global Digital Reach:** Maintaining a verified digital presence with millions of followers across platforms like Twitter and YouTube.

## Body

### Founding and Structure
Mayo Clinic was established in **1889** in **Rochester, Minnesota**. It was founded by a group of practitioners including **William Worrall Mayo**, **William James Mayo**, **Charles Horace Mayo**, **Augustus Stinchfield**, and **Henry Stanley Plummer**.

Legally, it operates as a **nonprofit organization**. Its headquarters remains in Rochester, specifically at **200 1st St SW**, with the postal code 55905. The organization functions as a multi-faceted entity, classified as a **research institute**, a **clinic**, and an **educational institution**.

### Operations and Affiliations
The clinic's operations include subsidiaries and specific facilities such as **Mayo Clinic Hospital — Rochester** and **Mayo Clinic Scottsdale**. It is affiliated with notable industry groups, including:
- **Council on Governmental Relations**
- **ORCID, Inc.**
- **World Wide Web Consortium**

In terms of personnel, the organization is associated with individuals such as **Travis E. Oliphant**, a data scientist and statistician, and **Adam Spiers**, a software engineer.

### Financial Performance
Mayo Clinic maintains a robust financial profile. Between 2011 and 2020, its annual revenue grew from approximately $3.7 billion to **$6,700,100,651 USD**.
- **Total Assets:** As of 2020, total assets were valued at **$16,528,218,881 USD**.
- **Donations:** The organization receives significant philanthropic support, with donations reaching **$2,422,520,612 USD** in 2020.

### Digital Presence and Reputation
The clinic maintains a high-profile online presence.
- **Website:** Its primary domain is `mayoclinic.org`, which offers content in English, Spanish, Simplified Chinese, and Arabic.
- **Social Media:** It operates verified accounts on platforms including Twitter (`@mayoclinic`), YouTube, Instagram, Facebook, LinkedIn, and Pinterest. As of early 2025, its YouTube channel had over 1.16 million followers.
- **Reliability:** It is indexed in media bias and fact-check databases as a "source known to be reliable."

### Identifiers and Classifications
The entity is registered under numerous international identifiers for research and library science, including:
- **GRID ID:** grid.66875.3a
- **ISNI:** 000000040459167X
- **ROR ID:** 02qp3tb03
- **Library of Congress Authority ID:** n79026897

## References

1. [GRID](https://www.grid.ac/institutes/grid.66875.3a)
2. GRID Release 2017-01-10
3. Virtual International Authority File
4. BnF authorities
5. CiNii Research
6. [Source](https://www.w3.org/Consortium/Member/List)
7. [Source](https://web.archive.org/web/20231020113811/https://orcid.org/members)
8. [Source](https://www.cogr.edu/cogr-membership-list)
9. Freebase Data Dumps. 2013
10. [Source](https://projects.propublica.org/nonprofits/organizations/416011702)
11. Google Knowledge Graph
12. Nonprofit Explorer
13. [Mayo Clinic - YouTube](https://www.youtube.com/channel/UC8fQzKHIhSoZeSq3bwQx4mw)
14. [Source](https://figshare.com/articles/GRID_release_2015_12_14/2010108)
15. GRID Release 2016-12-06
16. Quora
17. Aligned ISNI and Ringgold identifiers for institutions
18. [Mayo Clinic (mayoclinic) - Profile | Pinterest](https://www.pinterest.com/mayoclinic/)
19. [(2) Mayo Clinic: Overview | LinkedIn](https://www.linkedin.com/company/mayo-clinic/)
20. Great Norwegian Encyclopedia
21. Microsoft Academic Knowledge Graph
22. HAL
23. [Source](https://golden.com/wiki/Mayo_Clinic-XMA8Z)
24. [Mayo Clinic Reviews | Glassdoor](https://www.glassdoor.sg/Reviews/Mayo-Clinic-Reviews-E19884.htm?countryRedirect=true)
25. YouTube API
26. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)